Lowell, Percival, 1855-1916.
Percival Lowell letters to Elizabeth Lowell Putnam and William Lowell Putnam, 1876-1916.
Autograph and typed letters, signed. With a portrait photograph of Percival Lowell, inscribed 1907. Item 144 with 1907 photograph of Mars.
Astronomer; founder of an observatory at Flagstaff, Arizona. Known especially for his interest in Mars and his theory of the 'canals' of Mars.
Putnam, William Lowell.
Putnam, William Lowell, Mrs., 1862-1935.
Photographs. aat
Astronomers.
Mars (Planet)
AIP-ICOS
Harvard University. Houghton Library. Cambridge, MA 02138, USA.