D.C. Motor. Part 2: Rewinding

Reviews material presented in motion picture, same title. The Dairy Herd Improvement Association: Identification and Permanent Record Program U.S. Department of Agriculture, 1939
Complete catalog record
Series: Electrical Work Motor Maintenance Series. and Repair No. 2
Film number: OE 393
Type: Filmstrip

Sources

  1. 3434 U.S. Government Films — title, year, creator, length, format, description, catalog record