Original door trade vintage catalog for WALSH-SPENCER COMPANY, was located at 400 Boylston Street, Boston, MA. Distributors of Way Loctor Access Panels. Doors, flush panels, invisible hinges. Installed in Philips Exeter Academy, Wheaton College, Yale University, Beth Israel Hospital, Barnstable County Jail, and more. Disbound from a large 1938 construction materials book, this unique old one page technical specification brochure would display wonderfully matted and framed. A marvelous addition to your retro architecture library.