Expanded shale aggregate in structural concrete
By: by D. D. Ritchie and S. H. Graf.
Contributors: Graf, Samuel Herman, 1887- joint author.
Publisher: Engineering Experiment Station, Oregon State System of Higher Education, Oregon State College
Published: 1951
Place of publication: Corvallis
Language: eng
Number of pages: 70
Subjects: Concrete construction.; Pumice.
Other titles: Shale aggregate in structural concrete.
Notes: "Literature cited": p. 46.