Procedure for establishing a list of permissible multiple-shot blasting machines ; character of tests, conditions under which the machines will be tested, and fees. [Approved] June 25, 1920.
Saved in:
| Corporate Author: | |
|---|---|
| Other title: | Multiple-shot blasting machines. |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
Govt. print. off.,
1921.
|
| Series: | Schedule (United States. Bureau of Mines) ;
16. |
| Subjects: |
Norlin Library - Government Information - US
| Call Number: |
I 28.8:16
|
|---|---|
| I 28.8:16 | Available Place a Hold |