vídeos y material grabado en eventos de stock de workers working on the assembly line manufacturing various parts; wires being inserted into glass tubes and falls into a pile; spinning metal parts;... - 1940 1949
{"Image ImageDescription": "Workers working on the assembly line manufacturing various parts; wires being inserted into glass tubes and falls into a pile; spinning metal parts; metal filaments; woman working at small machine punch press; hands working on stacking machine"}