- Publication Title:
- Respiratory protective devices. List of respiratory protective devices approved by Bureau of Mines, 1st-3rd supplement.
- Display Title:
- Respiratory protective devices. List of respiratory protective devices approved by Bureau of Mines, 1st-3rd supplement.
- Corporate Agency Authors:
- Mines Bureau and Interior Department
- Sort Author:
- Mines Bureau
- Date:
- Nov. 1944-Dec. 1946
- Publish Date ISO Format:
- 1946-01-01T00:00:00Z
- Publication Start:
- 19460101
- Publication End:
- 19461231
- Corporate/Agency Author:
- Mines Bureau
- Publication month:
- 13
- Publication year:
- 1946
- SuDoc number:
- I 28.27:7237/supp.1 to 3
- Description:
- Each 1 p. or 2 p. 4°
- Notes:
- (Information circular, I. C. 7237.) [Processed.]
- Notes:
- (Information circular, I. C. 7237.) [Processed.] † Distribution Made by Issuing Office.
- Availability:
- † Distribution Made by Issuing Office.
- Monthly Catalog date:
- April 1947
- Monthly Catalog issue number:
- 627
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1947-04-01T00:00:00Z
- Record start page number:
- 405