The first casting of the famous 200-inch mirror made in 1934 for the Hale telescope at California's Palomar Observatory is the centerpiece of the Class Innovation Center [picture].

Title: 
The first casting of the famous 200-inch mirror made in 1934 for the Hale telescope at California's Palomar Observatory is the centerpiece of the Class Innovation Center [picture].
Publisher: 
Corning : The Corning Museum of Glass, 1999.
Description: 
1 postcard: col. ill. ; 15 x 11 cm.
Bib ID: 
97356
Notes: 
Title from caption.