200-inch telescope being welded electrically
Hernando, J., Sanchez-Rojas, J.L., Tijero, J.M.G., Guzman, A., Munoz, E.Volume:
56
Language:
english
Journal:
Transactions of the American Institute of Electrical Engineers
DOI:
10.1109/t-aiee.1937.5057643
Date:
July, 1937
File:
PDF, 4.20 MB
english, 1937