Author: | Colby, Shirley F. |
---|---|
Year: | 1941 |
Document Type: | USBI |
Issuing Agency: | U.S. Dept of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:7157 |
Series: | Information circular / Bureau of Mines ; |
Report Number: | 7157 |
Subjects: | Building materials |
Building materials industry | |
Link: | https://hdl.handle.net/2027/mdp.39015078533828 |