Materials created or accumulated by the Reive Family, especially Dr. Wilfred G. Reive and Mabel M. Reive during the moving, purchasing, design, and construction of their family home at 178 Claremont Avenue. Includes invoices and cheques, architectural drawings, and family photographs.

Contains nine architectural drawings of the Bridgeport Casino created by Samuel Hamilton Townsend for the Berlin and Bridgeport Electric Street Railway. Plans include elevation towards street, elevation towards the river, southerly elevation, cross-section, northerly elevation, floor plans of the first and second floors, drawings of windows and doors, drawings of a fireplace and surround, drawings of a decorative frieze possibly above the fireplace.

File consists of three architectural drawings of the building of the Berlin [Kitchener] Y.M.C.A. at 22 Queen Street North. Includes a side elevation, main and upper floor plans, and details of the locker room.