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John R. Tschirch

John Tschirch is an architectural historian, writer and teacher specializing in the architectural and social evolution of historic houses and landscapes.

Buying Guide Spotlight

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Marvin

Marvin is a manufacturer of wood windows and doors that creates products inspired by how people live. They have a variety of product lines that carry over 11,000 standard sizes as well as custom shapes and sizes, and specializes in historic rehabilitation.