Portion of the Moon (Mare serenitatis and Mare tranquillitatis) G.W. Ritchey and F.R. Sullivan

Portion of the Moon (Mare serenitatis and Mare tranquillitatis) G.W. Ritchey and F.R. Sullivan, with 40-inch Yerkes visual refractor, colour screen, and Isochromatic plate, 1901, August 3, age about 18 1/2 days, term, about 44[o] E., exposure, 1/2 sec.

Details

Category:
Astronomy
Object Number:
1912-432
Materials:
paper
type:
black-and-white transparencies, astrophotographs and moon
credit:
Royal Astronomical Society