Standard forms for specifications, tests, reports, and methods of sampling for road materials
Subtitle: as recommended by the First Conference of State Highway Testing Engineers and Chemists, Washington, D.C., Feb. 12-17, 1917
Contributors: Conference of State Highway Testing Engineers and Chemists (1st : 1917 : Washington, D.C.)
Series: Bulletin / United States Department of Agriculture -- no. 555; Bulletin of the U.S. Department of Agriculture -- no. 555.
Publisher: U.S. Dept. of Agriculture
Published: 1917
Place of publication: Washington, D.C
Language: eng
Number of pages: 56
Subjects: Road materials
Notes: Caption title.

"November 26, 1917."

Includes index.

"Contribution from the Office of Public Roads and Rural Engineering."