DRAPER (Henry). On the construction of a silvered tlass telescope, fifteen and a baif inches in aperturô, and its use in oelestia]. photograpiy. pp. 55. See WASHINGTON (COLUMBIA). Smithsonian _Instittipn. Smithsonian Contributions to Knowledge. Vol. XIV. article 4. no 180. Washington l65.

Author

DRAPER, Henry

Language

en

Other Descriptions

Drawer

DRA - DREWE