Author: | Wells, Roger Clark, |
---|---|
Year: | 1937 |
Document Type: | MAIN |
Issuing Agency: | U.S. Govt. Print. Off., |
SUDOC: | I 19.3:878 |
Series: | Geological Survey: Bulletin ; |
Report Number: | 878 |
Subjects: | Chemistry, Analytic |
Ores--Sampling and estimation | |
Rocks--Analysis | |
Analytical chemistry | |
Link: | https://hdl.handle.net/2027/mdp.39015095010479 |