Browse Items (62 total)

Lowell, Percival 1901, Comparison of Orcus and Erebus

Comparison of Orcus and Erebus as they left the Trivium, April to June 1901

Tags: Canals, Mars, Percival Lowell

Slipher, Vesto Melvin, Drawings of Mars, 1902, 1902-10-15

Drawings of Mars, October 15, 1902 by V.M. Slipher with additional drawings by Stanley Sykes.

Tags: Mars, Slipher V.M., Sykes Stanley

Lowell, Percival, Mars Canal Calculations, North Equatorial, 1905

Computed Mars calculations for the the North Equatorial region

Tags: Canals, Mars, Percival Lowell

Lowell, Percival, Mars Canal Calculations, North Polar, 1905

Computed Mars calculations for the North Polar
region

Tags: Canals, Mars, Percival Lowell

Lowell, Percival, Mars Canal Calculations, North Tropic, 1905

Computed Mars calculations for the North Tropic region

Tags: Canals, Mars, Percival Lowell

Lowell, Percival, Observation of Mars canal Lycus, 1905

Observations of Mars canal Lycus from February through May 1905

Tags: Canals, Mars, Percival Lowell

Lowell, Percival, Observations of Deucalion, 1905

Observations of the Deucalion feature on Mars, January to May 1905

Tags: Canals, Mars, Percival Lowell

Lowell, Percival, Observations of Deucalion, 1905

Observations of the Deucalion feature on Mars, June to August 1905

Tags: Canals, Mars, Percival Lowell

Lowell, Percival, Observations of Mars canal Acheron, 1905

Observation of Mars canal Acheron from February to May 1905

Tags: Canals, Mars, Percival Lowell

Lowell, Percival, Observations of Mars canal Acheron, 1905

Observations of Mars canal Acheron from June to August 1905

Tags: Canals, Mars, Percival Lowell