[Pyroceram material is as light as aluminum] [picture]

Title: 
[Pyroceram material is as light as aluminum] [picture]
Author/Artist: 
Corning Glass Works.
Publisher: 
[Corning, N.Y. : Corning Glass Works, 1957 or 1958].
Description: 
1 item : b&w photo ; 21 x 26 cm.
Subjects: 
Bib ID: 
91032
Notes: 
Attached pr statement: "This Pyroceram is as light as aluminum. Another Pyroceram developed by Corning Glass Works is actually lighter than aluminum. By controlling batch ingredients and final heat treatment, Pyroceram materials of different physical properties can be produced."
Photo no. DD 8.