The wonderful universe explorer, the great 36-inch equatorial telescope, Lick Observatory, Mt. Hamilton, California | Library of Congress
Metal fitting Edison lamp. Loft or industrial style. Original brass sconce.
Edison Wildlife and bird photographer - Home | Facebook
Thomas Edison National Historical Park - Throughout the summer we will be sharing historic photographs from our ongoing digitization project on NP Gallery. Photo: The Moon, August 21, 1888, from negatives made
Understanding the limits of your telescope - BBC Sky at Night Magazine