Caspro Vermiculite Fireproofing Plaster, California Stucco Products of N.E., Inc. 169 Waverley Street, Cambridge, Mass.
Description:
Product specifications and reasons for using it are provided in the item. The old John Hancock Building on Berkeley Street and Boston University buildings on Commonwealth Avenue are examples where the product was used. Text on the front cover margin reads "A.I.A.-No. 21-A2."
