J. Richard Fisher's research works | National Radio Astronomy Observatory, Charlottesville and other places
Refracting telescope with 5.9-inch aperture lens, brass tube and English type equatorial mounting and clockwork drive | Science Museum Group Collection
AN EARLY VICTORIAN BRASS TELESCOPE
AN EARLY VICTORIAN BRASS TELESCOPE
Scope Porn
What are the Rarest telescopes you know of? - Page 4 - Classic Telescopes - Cloudy Nights