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HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL & AS NOTED / DATE APR, 29-'55 / APPROVED BY J NUNN / DRAWN BY MATTSON / SUPPORT DETAILS / DRAWING NUMBER C-5 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 April 29

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-005
Item — Box: 4, Folder: 204Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE FULL / DATE 2-25-55 / APPROVED BY J NUNN / DRAWN BY [illegible] / OUTER SUPPORT BRACKET / DRAWING NUMBER C-6 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, Maker's Drawing No.: C-6

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL & AS NOTED / DATE APR, 29-'55 / APPROVED BY J NUNN / DRAWN BY MATTSON / SUPPORT DETAILS / DRAWING NUMBER C-5 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 April 29

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-005
Item — Box: 4, Folder: 204Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE FULL / DATE 2-25-55 / APPROVED BY J NUNN / DRAWN BY [illegible] / OUTER SUPPORT BRACKET / DRAWING NUMBER C-6 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, Maker's Drawing No.: C-6

HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE FULL / DATE 2-25-55 / APPROVED BY J NUNN / DRAWN BY [illegible] / OUTER SUPPORT BRACKET / DRAWING NUMBER C-6 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 February 25

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-006
Item — Box: 4, Folder: 205Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE FULL / DATE APR, 29-'55 / APPROVED BY J NUNN / DRAWN BY MG. / RADIAL MIROR SUPPORT DETAILS / DRAWING NUMBER C-6 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: C-7

HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE FULL / DATE 2-25-55 / APPROVED BY J NUNN / DRAWN BY [illegible] / OUTER SUPPORT BRACKET / DRAWING NUMBER C-6 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 February 25

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-006
Item — Box: 4, Folder: 205Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE FULL / DATE APR, 29-'55 / APPROVED BY J NUNN / DRAWN BY MG. / RADIAL MIROR SUPPORT DETAILS / DRAWING NUMBER C-6 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: C-7

HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE FULL / DATE APR, 29-'55 / APPROVED BY J NUNN / DRAWN BY MG. / RADIAL MIROR SUPPORT DETAILS / DRAWING NUMBER C-6 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 April 29

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-007
Item — Box: 4, Folder: 206Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE HALF SIZE / DATE MAY 5, 1955 / APPROVED BY J NUNN / DRAWN BY JN / DECLINATION DRIVE UNIT - ASS'Y / DRAWING NUMBER D-1 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: J. N., Maker's Drawing No.: D-1

HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE FULL / DATE APR, 29-'55 / APPROVED BY J NUNN / DRAWN BY MG. / RADIAL MIROR SUPPORT DETAILS / DRAWING NUMBER C-6 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 April 29

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-007
Item — Box: 4, Folder: 206Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE HALF SIZE / DATE MAY 5, 1955 / APPROVED BY J NUNN / DRAWN BY JN / DECLINATION DRIVE UNIT - ASS'Y / DRAWING NUMBER D-1 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: J. N., Maker's Drawing No.: D-1

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE HALF SIZE / DATE MAY 5, 1955 / APPROVED BY J NUNN / DRAWN BY JN / DECLINATION DRIVE UNIT - ASS'Y / DRAWING NUMBER D-1 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 May 05

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-008
Item — Box: 4, Folder: 207Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: DRAWING NUMBER D-1 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, Maker's Drawing No.: D-1

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE HALF SIZE / DATE MAY 5, 1955 / APPROVED BY J NUNN / DRAWN BY JN / DECLINATION DRIVE UNIT - ASS'Y / DRAWING NUMBER D-1 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 May 05

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-008
Item — Box: 4, Folder: 207Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE HALF & AS NOTED / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY MG / DECLINATION DRIVE UNIT - DETAILS / DRAWING NUMBER D-2 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: D-2

DRAWING NUMBER D-1 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-008
Item — Box: 4, Folder: 207Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE HALF & AS NOTED / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY MG / DECLINATION DRIVE UNIT - DETAILS / DRAWING NUMBER D-2 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: D-2

HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE HALF & AS NOTED / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY MG / DECLINATION DRIVE UNIT - DETAILS / DRAWING NUMBER D-2 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 May 04

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-009
Item — Box: 4, Folder: 208Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE HALF & AS NOTED / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY MG / DECLINATION DRIVE UNIT - DETAILS / DRAWING NUMBER D-2 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: D-2

HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE HALF & AS NOTED / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY MG / DECLINATION DRIVE UNIT - DETAILS / DRAWING NUMBER D-2 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 August 10

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-009
Item — Box: 4, Folder: 208Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: DRAWING NUMBER D-2 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, Maker's Drawing No.: D-2

HARVARD COLLEGE OBSERVATORY / 61 INCH TELESCOPE / SCALE HALF & AS NOTED / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY MG / DECLINATION DRIVE UNIT - DETAILS / DRAWING NUMBER D-2 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 August 10

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-009
Item — Box: 4, Folder: 208Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY M.G. / DECL DRIVE UNIT - DETAILS / DRAWING NUMBER D-3 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: D-3

DRAWING NUMBER D-2 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-009
Item — Box: 4, Folder: 208Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: DRAWING NUMBER D-3 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, Maker's Drawing No.: D-3

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY M.G. / DECL DRIVE UNIT - DETAILS / DRAWING NUMBER D-3 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 May 04

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-010
Item — Box: 4, Folder: 209Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY M.G. / DECL DRIVE UNIT - DETAILS / DRAWING NUMBER D-3 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: D-3

DRAWING NUMBER D-3 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-010
Item — Box: 4, Folder: 209Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE MAY 7-'55 / APPROVED BY J NUNN / DRAWN BY JN / DECL. DRIVE UNIT - DETAILS / DRAWING NUMBER D-4 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: J. N., Maker's Drawing No.: D-4

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE MAY 4-'55 / APPROVED BY J NUNN / DRAWN BY M.G. / DECL DRIVE UNIT - DETAILS / DRAWING NUMBER D-3 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 May 04

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-010
Item — Box: 4, Folder: 209Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE MAY 7-'55 / APPROVED BY J NUNN / DRAWN BY JN / DECL. DRIVE UNIT - DETAILS / DRAWING NUMBER D-4 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: J. N., Maker's Drawing No.: D-4

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE MAY 7-'55 / APPROVED BY J NUNN / DRAWN BY JN / DECL. DRIVE UNIT - DETAILS / DRAWING NUMBER D-4 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 May 07

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-011
Item — Box: 4, Folder: 210Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: DRAWING NUMBER D-4 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, Maker's Drawing No.: D-4

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE MAY 7-'55 / APPROVED BY J NUNN / DRAWN BY JN / DECL. DRIVE UNIT - DETAILS / DRAWING NUMBER D-4 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, 1955 May 07

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-011
Item — Box: 4, Folder: 210Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE MAY 27, 1955 / APPROVED BY J NUNN / DRAWN BY JN / DECLINATION DRIVE UNIT - DETAILS / DRAWING NUMBER D-5 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: J. N., Maker's Drawing No.: D-5

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE AUG 11-55 / APPROVED BY J NUNN / DRAWN BY MG / RA DRIVE - SELSYN ASSEMBLY - DETAILS / DRAWING NUMBER RA-9 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, 1955 August 11

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-021
Item — Box: 4, Folder: 220Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MATTSON / R.A. DRIVE - PIN CLUTCH ASSEMBLY / DRAWING NUMBER RA-10 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: Mattson, Maker's Drawing No.: RA-10

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MATTSON / R.A. DRIVE - PIN CLUTCH ASSEMBLY / DRAWING NUMBER RA-10 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, 1955 August 11

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-022
Item — Box: 4, Folder: 221Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MATTSON / R.A. DRIVE - PIN CLUTCH ASSEMBLY / DRAWING NUMBER RA-10 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: Mattson, Maker's Drawing No.: RA-10

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MATTSON / R.A. DRIVE - PIN CLUTCH ASSEMBLY / DRAWING NUMBER RA-10 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, 1955 August 11

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-022
Item — Box: 4, Folder: 221Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE AUG 11 55 / APPROVED BY J NUNN / RA. DRIVE - PIN CLUTCH - DETAILS / DRAWING NUMBER RA-11 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, Maker/Designer: Nunn, Joseph, Maker's Drawing No.: RA-11

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MATTSON / R.A. DRIVE - PIN CLUTCH ASSEMBLY / DRAWING NUMBER RA-10 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, 1955 August 11

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-022
Item — Box: 4, Folder: 221Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MG / R.A. DRIVE - PIN CLUTCH, DETAILS / DRAWING NUMBER RA-12 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: RA-12

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE AUG 11 55 / APPROVED BY J NUNN / RA. DRIVE - PIN CLUTCH - DETAILS / DRAWING NUMBER RA-11 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, 1955 August 11

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-023
Item — Box: 4, Folder: 222Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MG / R.A. DRIVE - PIN CLUTCH, DETAILS / DRAWING NUMBER RA-12 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: RA-12

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MG / R.A. DRIVE - PIN CLUTCH, DETAILS / DRAWING NUMBER RA-12 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, 1955 August 11

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-024
Item — Box: 4, Folder: 223Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MG / R.A. DRIVE - PIN CLUTCH - DETAILS / DRAWING NUMBER RA-13 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: RA-13

HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MG / R.A. DRIVE - PIN CLUTCH, DETAILS / DRAWING NUMBER RA-12 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, 1955 August 11

FOUND IN: Collection of Historical Scientific Instruments, Harvard University / Collection: Harvard College Observatory Blueprints from Oak Ridge Observatory / Series: 224: 61” Telescope – New Prints / Sub-Series: 224-024
Item — Box: 4, Folder: 223Identifier: hsi, 00002
Scope and Contents:

Telescope: 61" Wyeth, Observatory: Oak Ridge Observatory, Title: HARVARD COLLEGE OBSERVATORY / 61-INCH TELESCOPE / SCALE FULL SIZE / DATE AUG. 11-55 / APPROVED BY J NUNN / DRAWN BY MG / R.A. DRIVE - PIN CLUTCH - DETAILS / DRAWING NUMBER RA-13 / JOSEPH NUNN / CONSULTING ENGINEER / LOS ANGELES / CALIFORNIA, Maker/Designer: Nunn, Joseph, , Draughtsman: M. G., Maker's Drawing No.: RA-13

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