Extracts from a paper read before the State geological society
By: by Melville Attwood, esq. on an improved form of batea, or, gold-washer's prospecting bowl.
Publisher: Alta print
Published: 1878
Place of publication: [San Francisco
Language: eng
Number of pages: 16
Subjects: Gold -- Milling.; Mines and mineral resources -- California.
Notes: Caption title.
"On the milling of auriferous vein-stones": p. 6-13. "Mineralisation of gold": p. 13-16.
"Published in the Alta California September 15, 1878."