The use of Iowa gravel for concrete
By: by T. R. Agg and C. S. Nichols.
Contributors: Nichols, Charles Sabin, 1883- joint author.
Series: Bulletin 34, Engineering Experiment Station. Good Roads Section
Publisher: Iowa State College of Agriculture and Mechanic Arts
Published: 1913
Place of publication: Ames, Ia
Language: eng
Number of pages: 31
Subjects: Concrete.; Gravel.
Notes: At head of title: Bulletin of Iowa State College of Agriculture and Mechanic Arts, vol. XII, Dec. 1, 1913, no. 20.