Showing Collections: 1 - 2 of 2
Sandor "Alex" Kvassay papers and collection of Aviation Stamps
Collection — Multiple Containers
Identifier: MSP 144
Scope and Contents
The Sandor "Alex" Kvassay papers and collection of Aviation Stamps document the history of aviation and flight through postage stamps, postmarks and envelopes collected from all over the world. The collection spans the 20th century and the beginning of the 21st century but includes examples of 19th century balloon airmail. The stamps are housed in 67 albums and total near 68,000 stamps, envelopes, postmarks and postcards. The collection was assembled over a period of 20 years,...
Dates:
1870 - 2014; Other: Majority of material found within 1920 - 1990
Clifford Blake Powers papers
Collection — Multiple Containers
Identifier: MSP 80
Scope and Contents
The Clifford Blake Powers papers primarily document Powers' career with Essex Corporation and CST, Incorporated, in association with NASA. The papers also include various NASA-related publications, promotional material and memorabilia collected by Powers.
The papers contain a varied assortment of artifacts, papers and publications related to Powers' employment at Essex Corporation, where he was the project manager (publications) for the First United States Microgravity Laboratory mission...
Dates:
1962 - 2003; Other: Majority of material found within 1990 - 2002