Box 2
Contains 6 Results:
HARVARD COLLEGE OBSERVATORY / PRISMS FOR 14x17 INCH COMPARATOR / SCALE MAGNIFIED 2 TIMES / No. B 9111
Title: HARVARD COLLEGE OBSERVATORY / PRISMS FOR 14x17 INCH COMPARATOR / SCALE MAGNIFIED 2 TIMES / No. B 9111, Maker's Drawing No.: B 9111
HARVARD COLLEGE OBSERVATORY / PRISMS FOR 14x17 INCH COMPARATOR / SCALE MAGNIFIED 2 TIMES / No. B 9111
Title: HARVARD COLLEGE OBSERVATORY / PRISMS FOR 14x17 INCH COMPARATOR / SCALE MAGNIFIED 2 TIMES / No. B 9111, Maker's Drawing No.: B 9111
HARVARD COLLEGE OBSERVATORY / 14 X 17 INCH BLINK COMPARATOR / ROTATING GEAR OF UPPER STAGE / SCALE HALF SIZE / No. B 9042
Title: HARVARD COLLEGE OBSERVATORY / 14 X 17 INCH BLINK COMPARATOR / ROTATING GEAR OF UPPER STAGE / SCALE HALF SIZE / No. B 9042, Maker's Drawing No.: B 9042
HARVARD COLLEGE OBSERVATORY / 14 X 17 INCH BLINK COMPARATOR / ROTATING GEAR OF UPPER STAGE / SCALE HALF SIZE / No. B 9042
Title: HARVARD COLLEGE OBSERVATORY / 14 X 17 INCH BLINK COMPARATOR / ROTATING GEAR OF UPPER STAGE / SCALE HALF SIZE / No. B 9042, Maker's Drawing No.: B 9042
HARVARD COLLEGE OBSERVATORY / 14 X 17 INCH BLINK COMPARATOR / UPPER STAGE / SCALE HALF SIZE / No. B 9041
Title: HARVARD COLLEGE OBSERVATORY / 14 X 17 INCH BLINK COMPARATOR / UPPER STAGE / SCALE HALF SIZE / No. B 9041, Maker's Drawing No.: B 9041
HARVARD COLLEGE OBSERVATORY / 14 X 17 INCH BLINK COMPARATOR / UPPER STAGE / SCALE HALF SIZE / No. B 9041
Title: HARVARD COLLEGE OBSERVATORY / 14 X 17 INCH BLINK COMPARATOR / UPPER STAGE / SCALE HALF SIZE / No. B 9041, Maker's Drawing No.: B 9041