Photograph, sectioned drawing of the 90-foot Dome and 75-foot elevating floor for the 40-inch Yerkes refracting telescope

Made:
1915 in Cleveland
maker:
Warner & Swasey Co.

One of four photographs mounted in glazed museum frame showing a sectioned drawing of the 90-foot Dome and 75-foot elevating floor for the 40-inch Yerkes refracting telescope, at Williams Bay; Wisconsin; USA.

Details

Category:
Astronomy
Object Number:
1915-585/1
Materials:
paper (fibre product), cardboard, wood (unidentified), glass and complete
type:
photograph and telescope - refracting
credit:
Warner & Swasey Co