The Society has an important collection of architectural drawings, blue prints and plot plans. The largest projects documented include:
Alverthorpe Manor
Elstowe and Chelten House, later known as the Dominican Retreat and The Elkins Estate
Richard Harte Estate
Laverock Hill
In addition to several architectural focused periodicals (see Journals and Periodicals for a listing), the Society also has the following reference sources:
T-Square Club Annual Exhibition Record, 1895, 1899-1931