UU-B-790A (INTERIM AMENDMENT 1), FEDERAL SPECIFICATION: BUILDING PAPER, VEGETABLE FIBER: (KRAFT, WATERPROOFED, WATER REPELLENT AND FIRE RESISTANT) (22 SEP 1976)
UU-B-790A (INTERIM AMENDMENT 1), FEDERAL SPECIFICATION: BUILDING PAPER, VEGETABLE FIBER: (KRAFT, WATERPROOFED, WATER REPELLENT AND FIRE RESISTANT) (22 SEP 1976).