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Dates:
1952 January 28
Level:
item
Size:
1 Motion picture film
Collection ID:
NMAH.AC.0507
Repository:
Archives Center, National Museum of American History

The "Solar" System! Manufacturing solar aircraft. Solar Aircraft Co., San Diego, CA. The Big Role for Rock! Manufacturing gypsum for construction industry. National Gypsum Co., Clarence Center, NY. Setting The Standards! Safety testing for industry. Underwriters Laboratories, Inc., Chicago, IL. A Share in the Future! Story of boy who bought a sh...