Original 1946 window trade vintage catalog for the W J DENNIS & COMPANY.  Main office and plant were located at 1732 North Kolmar Avenue, Chicago, IL.

Manufacturers of Wing Flex - The Modern Weather Strip for Pre-fabricated Double-Hung Windows.

Products include OSWALD Pivotal Sealed Joints for multiple panel storm windows, which is fully featured.

Has product images, illustrations, description, application and specifications to provide product details.

Unbound from a large rare 1946 Architectural Catalog, this unique old four-page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fabulous addition to your retro window industry library.