Explosives. Permissible explosives, mining equipment, and apparatus approved prior to Jan. 1, 1923; [articles] by S. P. Howell, L. C. Ilsley, D. J. Parker, and A. C. Fieldner.
Publication Title:
Explosives. Permissible explosives, mining equipment, and apparatus approved prior to Jan. 1, 1923; [articles] by S. P. Howell, L. C. Ilsley, D. J. Parker, and A. C. Fieldner.
Display Title:
Explosives. Permissible explosives, mining equipment, and apparatus approved prior to Jan. 1, 1923; [articles] by S. P. Howell, L. C. Ilsley, D. J. Parker, and A. C. Fieldner.
Corporate Agency Authors:
Mines Bureau and Interior Department
Sort Author:
Mines Bureau
Authors:
Howell, S. P., Ilsley, L. C., Parker, D. J., and Fieldner, A. C.
Date:
[1st edition.] [Apr.] 1923
Publish Date ISO Format:
1923-04-01T00:00:00Z
Publication Start:
19230401
Publication End:
19230430
Corporate/Agency Author:
Mines Bureau
Publication month:
9
Publication year:
1923
Description:
ii+22 p. il.
Notes:
(Technical paper 333.)
Notes:
(Technical paper 333.) * For Sale by Superintendent of Documents. Paper, 5c.
Notes:
CONTENTS.—Permissible explosives tested prior to Jan. 1, 1923; by Spencer P. Howell.—Permissible mining equipment approved prior to Jan. 1, 1923; by L. C. Ilsley.—Approved mine rescue breathing-apparatus; by D. J. Parker.—Permissible gas mask approved prior to Mar. 15, 1922; by A. C. Fieldner.
Availability:
* For Sale by Superintendent of Documents. Paper, 5c.