The Adolfo Stahl lectures in astronomy, delivered in San Francisco, California, in 1916-17 and 1917-18, under the auspices of the Astronomical Society of the Pacific (1919)
Astronomical Society of the Pacific, Aitken, Robert Grant, 1864-1951 · San Francisco Stanford University Press · leaf 144
i2^A<. … x\RCHIMEI)ES. Archimedes. Aug. 15, 1888. PLATE XVIII. Aug. 27. 1888 Note the changes in aspect produced by the change in the angle ofincident light. The Moon 87 floors of many craters are also dark, whereas the remarkablesystems of streaks radiating from such craters as Copernicusand Tycho, and…
Astronomy
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
