A technical review of early Comstock mining methods
By: comp. by Max Crowell, field engineer, Nevada State bureau of mines in collaboration with Nevada state writers' project, Work project administration
Published: 1941
Place of publication: Reno, Nev
Language: eng
Number of pages: 30
Subjects: Mining engineering; History; Gold mines and mining; Silver mines and mining
Notes: Cover--title.

Reproduced from typewritten copy.

"Bibliography": 2 ℓ. at end.