The origin, distribution, and airphoto identification of United States soils.
Subtitle: With special reference to airport and highway engineering
By: by D. S. Jenkins, D. J. Belcher, L. E. Gregg, and K. B. Woods.
Series: United States. Civil aeronautics administration. Technical development report; no. 52
Publisher: U.S. Dept. of commerce, Civil aeronautics administration
Published: 1946
Place of publication: Washington
Language: eng
Subjects: Soils -- United States.; Soil mechanics.
Notes: Bibliography: p. 167-202.
Cover-title.
The folded map and charts are in pocket.
Vol. 1: text; v. 2: airphotos.