Observations and sketches,, January-December, 1891 Digital
FOUND IN:
Harvard University Archives
/
Collection:
Papers of William Henry Pickering
/
Sub-Series:
Instrument readings, notes, and landscape sketches
Observations and sketches,, January-December, 1892 Digital
FOUND IN:
Harvard University Archives
/
Collection:
Papers of William Henry Pickering
/
Sub-Series:
Instrument readings, notes, and landscape sketches
Sketches,, 1891-1892 Digital
FOUND IN:
Harvard University Archives
/
Collection:
Papers of William Henry Pickering
/
Sub-Series:
Instrument readings, notes, and landscape sketches