Browse Items (1607 total)

Lowell, Percival, "Mars Observations 1894-1895"

PL_PMSS_B2_F9.pdf

Lowell, Percival, "Mars Observations 1894-1895", 1898

Preliminary manuscript of Percival Lowell's essay on observations of Mars from 1894-1895 in the Annals of Lowell Observatory, Volume I

Slipher, V. M., List of stars Having Variable Radial Velocities, 1904

VMS_MS_B13_F5.pdf

Slipher, V. M., List of stars Having Variable Radial Velocities, 1904, 1904

1904 List of stars Having Variable Radial Velocities Used for Bulletin # 11 and for Astrophysical Journal 20:146:48

Unknown, Tom Stafford, E.C. Slipher, and Neil Armstrong Examine a Map of Mars

S63-00916.jpg

Unknown, Tom Stafford, E.C. Slipher, and Neil Armstrong Examine a Map of Mars, 1963-01-16

During the "Next Nine" astronauts’ January 1963 visit to Lowell Observatory, staff briefed them on the observatory’s efforts to map the Moon and Mars.…

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Lowell, Percival, 'Laplace Justified"

PL_PMSS_B3_F24.pdf

Lowell, Percival, 'Laplace Justified", 1913

Percival Lowell indicates that at his observatory, refined observations by telescope and spectroscope give confirmation of the nebular hypothesis…

Lowell, Percival, 'The Canals of Mars - Photographed"

PL_PMSS_B3_F10.pdf

Lowell, Percival, 'The Canals of Mars - Photographed", 1905

Percival Lowell's articles describing the task of photographing the canals of Mars in Lowell Observatory Bulletin #21.

Lowell, Percival, "A General Method for evaluating the surface temperature of the Planets; with special reference to the temperature of Mars"

PL_PMSS_B5_F3.pdf

Lowell, Percival, "A General Method for evaluating the surface temperature of the Planets; with special reference to the temperature of Mars", 1907-07

Percival Lowell's article on a general method for evaluating the surface temperature of the planets in Philosophical Magazine.

Lowell, Percival, "A New Method for Spectrographic Testing of the Martian Atmosphere"

PL_PMSS_B4_F9.pdf

Lowell, Percival, "A New Method for Spectrographic Testing of the Martian Atmosphere", 1905

Percival Lowell's article on a new method for spectrographic testing of the Martian atmosphere in Lowell Observatory Bulletin #17.

Lowell, Percival, "A Standard Scale for Telescopic Observation"

PL_PMSS_B3_F11.pdf

Lowell, Percival, "A Standard Scale for Telescopic Observation", 1902-11

Percival Lowell's essay on a standard scale for telescopic observation in the Monthly Notices of the Royal Astronomical Society (November, 1902) and…

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