Circular of the Bureau of Standards
Código CCN: 022576-2
| ISSN (Online): 0096-6428 |
| Zemlja: Não informado |
| Izdavač: U.S. Department of Commerce, National Bureau of Standards |
| Imprenta:
Washington:
U.S. Department of Commerce, National Bureau of Standards,
1903
|
| Área de numeração: No. 21 (1910)-No. 404 (1934) |