Official changes in the active list of permissible explosives and blasting devices for June, 1931 /
| Data(s) |
14/02/2026
|
|---|---|
| Resumo |
Mode of access: Internet. |
| Identificador | |
| Idioma(s) |
eng |
| Publicador |
[Washington, D.C.?] : U.S. Dept. of Commerce, Bureau of Mines, |
| Direitos |
Items in this record are available as Public Domain, Google-digitized. View access and use profile at http://www.hathitrust.org/access_use#pd-google. Please see individual items for rights and use statements. |
| Palavras-Chave | #Explosives |
| Tipo |
text |
