The engineering classification of some western Nigerian soils and their qualities in road building
By: by L. W. Ackroyd.
Series: Overseas bulletin ;; no. 10
Publisher: Road Research Laboratory
Published: 1971
Place of publication: [Crowthorne, Eng.]
Language: eng
Number of pages: 43
Subjects: Soil surveys -- Nigeria, Western.; Soils -- Classification.; Road materials -- Nigeria, Western.
Genres: Classification.
Notes: Includes bibliographical references.