These albums contain photographs of the construction and destruction of various RCAF bases throughout Canada between c. 1940-1957. Included are photographs of bases: Uplands, Downsview, North Bay, Winnipeg , Val D'Or, Saskatoon Mountain, Brantford, Camp Borden, Portage La Prairie, Malton, Windsor, Aylmer, St. Thomas and St. Catherine, No. 1 Equipment Depot, Burch and Brantford, Mountain View, Port Albert, Dunneville, Port Hope, Goderich, Clinton, Picton, Goose Bay, Hamilton, Churchill, Greenwood, Gander, Lac St. Denis, Armstrong, Tofino, Comox, Clarke City, Fort William, Falcon Bridge, Toronto, Gander, Holberg, Whitehorse, Gimli, Parent, Chatham Radio, Edgar, Comox, Sault Ste. Marie, Sioux Lookout, Halifax, Diver, Calgary, Sydney, MacDonald, Centralia, Casey, Beausejour, Bagotville, Baldy Hughes, Arnprior, Namao, Debert, Moisie, Lac St.Joseph, Cold Lake, Clinton, Claresholm, Rivers, Ramore, Penhold, Puntzi, Pagwa, Oshawa, Summerside, Senneterre, St. Jean, St. Hubert, St. Catharines, Sea Island, Rockliffe, Tour Au Pica, Trenton.