- Publication Title:
- Ring and ball method of test for softening point of bituminous materials, resins, and similar substances; by Percy H. Walker.
- Display Title:
- Ring and ball method of test for softening point of bituminous materials, resins, and similar substances; by Percy H. Walker.
- Corporate Agency Authors:
- Standards Bureau and Commerce Department
- Sort Author:
- Standards Bureau
- Authors:
- Walker, Percy H.
- Date:
- [1930.]
- Publish Date ISO Format:
- 1930-01-01T00:00:00Z
- Publication Start:
- 19300101
- Publication End:
- 19301231
- Corporate/Agency Author:
- Standards Bureau
- Publication month:
- 13
- Publication year:
- 1930
- SuDoc number:
- C 13.22/a:142
- Description:
- cover-title, p. 195-201, il.
- Notes:
- (Research paper 142.) [From Bureau of Standards journal of research, v. 4, Feb. 1930.]
- Notes:
- (Research paper 142.) [From Bureau of Standards journal of research, v. 4, Feb. 1930.] * For Sale by Superintendent of Documents. Paper, 5c.
- Availability:
- * For Sale by Superintendent of Documents. Paper, 5c.
- Monthly Catalog date:
- March 1930
- Monthly Catalog issue number:
- 423
- Monthly Catalog page number:
- 1
- Monthly Catalog issue date:
- 1930-03-01T00:00:00Z
- Record start page number:
- 691