PPP-B-640D (INTERIM AMENDMENT 5), FEDERAL SPECIFICATION: BOXES, FIBERBOARD, CORRUGATED, TRIPLE WALL (26 AUG 1986) [S/S BY ASTM-D5168]
PPP-B-640D (INTERIM AMENDMENT 5), FEDERAL SPECIFICATION: BOXES, FIBERBOARD, CORRUGATED, TRIPLE WALL (26 AUG 1986) [S/S BY ASTM-D5168].