'Alvan Clark made a 36" one of these for the Lick & a 40" one for the Yerkes'
Telescope
MEASURED IN INCHES: Alvan Clark made a 36 one of these for the Lick & a 40 one for the Yerkes
Alvan Clark made a 36" one of these for the Lick & a 40" one for the Yerkes
Alvan Clark made a 36" one of these for the Lick & a 40" one for the Yerkes
MEASURED IN INCHES
Telescope
MEASURED IN INCHES