PakCat catalogue record Extending aggregate resources a symposium By sponsored by ASTM Committee D-4 on Road and Paving Materials, Orlando, Fla., 10 Dec. 1980 ; W.W. Hotaling, Jr., symposium chairman Bibliographic details PublisherASTM Publication placePhiladelphia, Pa. (1916 Race St., Philadelphia 19103) Publication year1982 Material typeReference book Physical description212 p. Additional authorsHotaling, W. W. SubjectsRoad materials, Aggregates (Building materials)