Explosives for north american engineers /
Gregory, Cedric Errol,
Explosives for north american engineers / by Cedric E. Gregory - 276 páginas : ilustraciones - Series on rock and soil mechanics ; v. 1 (1971/73) no. 4 .
Voladuras (Minería)
Explosivos
TA748 / G73
Explosives for north american engineers / by Cedric E. Gregory - 276 páginas : ilustraciones - Series on rock and soil mechanics ; v. 1 (1971/73) no. 4 .
Voladuras (Minería)
Explosivos
TA748 / G73