Glen Cass working at the Yungang Grottoes in China

People working on the project, Control of Coarse Airborne Particle Intrusion into Museums and Archaeological Sites, gather in front of the Yungang Grottoes, China, April, 1991.

Our work group having dinner at Yungang

Glen R. Cass (1947-2001)

Published papers from the project:

At dinner after a long day of working at Yungang.

Lynn Garry Salmon <>{