Event Calendar | Upcoming Events RASC Sesquicentennial 2018
ASTRONOMICAL AND PHYSICAL INSTRUMENT WORKS.
JNO. A. BRASHEAR
Allegheny, Pa. ......................1890.
Objectives made from the same glass.
Interior view of Dr. Marsh's observatory showing the Brashear 5-inch telescope.This photo was published in the RASC Selected Papers and Proceedings, 1902-03.
