Coal. Willing-to-certify sources of supply of coal and products, coal tar and products, insulating materials, covered by Federal specifications; prepared by Division of Codes and Specifications.
Publication Title:
Coal. Willing-to-certify sources of supply of coal and products, coal tar and products, insulating materials, covered by Federal specifications; prepared by Division of Codes and Specifications.
Display Title:
Coal. Willing-to-certify sources of supply of coal and products, coal tar and products, insulating materials, covered by Federal specifications; prepared by Division of Codes and Specifications.
Corporate Agency Authors:
National Bureau of Standards and Commerce Department
Sort Author:
National Bureau of Standards
Date:
June 1, 1936
Publish Date ISO Format:
1936-06-01T00:00:00Z
Publication Start:
19360601
Publication End:
19360601
Corporate/Agency Author:
National Bureau of Standards
Publication month:
7
Publication year:
1936
SuDoc number:
C 13.16:256 a/supp.6
Description:
cover title, [2]+36 p. 4°
Notes:
(Supplement 6 to Letter circular 256a.) [Processed.]
Notes:
(Supplement 6 to Letter circular 256a.) [Processed.] † Distribution Made by Issuing Office.