SS-A-281B (NOTICE-1), FEDERAL SPECIFICATION: AGGREGATE, (FOR) PORTLAND-CEMENT-CONCRETE (24-OCT-1989) [S/S BY ASTM-C33]
SS-A-281B (NOTICE-1), FEDERAL SPECIFICATION: AGGREGATE, (FOR) PORTLAND-CEMENT-CONCRETE (24-OCT-1989) [S/S BY ASTM-C33]., Cancelled and replace by ADTM-C33.