Front:
AVA
The 200-inch Hale telescope of the Mount Wilson and
Palomar Observatories. An astronomer can be seen on
the electrically operated observing chair below the main
mirror. Moving parts of the telescope weigh 1 million
pounds yet move with the precision of a fine watch.
Back:
loe
PALOMAR OBSERVATORY
Palomar Mountain, California
The 200-inch Hale telescope. An astronomer rides the
elevating chair just below the cell holding the 200-inch
mirror.
© COPYRIGHT 1965 BY CALIFORNIA INSTITUTE OF TECHNOLOGY AND CARNEGIE INSTITUTION
OF WASHINGTON
NATURAL COLOR REPRODUCTIONS · FRYE & SMITH, LTD., SAN DIEGO, CALIFORNIA
PC-32
