HOLLOW SHEET METAL AND WOOD BUILDING BLOCKS, PORTABLE SECTIONAL BUILDINGS, AND PARTS FOR PORTABLE SECTIONAL BUILDINGS-NAMELY, FLOOR SECTIONS, WALL SECTIONS, CEILING SECTIONS, ROOF SECTIONS, INTERLOCKING DEVICES FOR SAID SECTIONS AND STRUCTURAL ELEMENTS, SPECIALLY FORMED TO COMPLEMENT THE INTERLOCKING DEVICES AND SAID SECTIONS

Aqueous and Nonaqueous Wax Emulsions which Make Absorbative Fibrous and Nonfibrous Materials Waterproof and Water Repellent-Namely, Fabrics and Paper

WIND AND WATER REPELLENT COTTON POPLIN PIECE GOODS

Sensitized Photographic Film