The colleciton includes one album created by the Cass family about Crimson Beech and 59 working drawings used for the construction of the dwelling. The album includes photographs of the exterior and interior of the house, the "Erdman Homes Standard Specifications & Package Content" document, clippings, and 4 architectural drawings by D. Korves. The working drawings were produced by Marshall Erdman & Associates and are primarily technical drawings.