Library of Congress collection of "over 29,000 images primarily of architectural subjects, including interiors and exteriors of homes, stores, offices, factories, historic buildings, and other structures"
University of Illinois at Urbana-Champaign collection of "over 5000 items from more than 150 productions in England and the United States. These materials include costume and set designs, sketches, notes, photographs, prop lists, storyboards, and swatches of fabric."
See especially: the Central Saint Martins Museum & Study Collection, the Constance Howard Resource and Research Centre in Textiles, the John Johnson Collection of Trades and Professions, and the Textiles Collection: University for the Creative Arts at Farnham.