National Geographic : 1917 Mar
W HILE WOOD WINDOWS BURN, Fenestra solid steel windows are a sure barrier of safety for the fire=fighter. And this same protection-the best kind of insurance-is yours with Fenestra sash. There is Fenestra Sliding Sash for the office building, as well as Fenestra side-wall sash for the factory or warehouse. Every modern factory is an advertisement for Fenestra Solid Steel Windows, made where most of America's steel windows are made-at the Detroit Steel Products Compan y, 2350 East Grand Boulevard, Detroit, Michigan. "Mention the Geographic-It identifies you."