Fonds consists of reproductions of material generated as a result of J. H. Thompson's war experience with the Royal Canadian Air Force: photographs depict Thompson and various members of 245 Squadron, as well as their aircraft, most notably the Typhoon with which the unit was equipped from mid-1943 (the Typhoon was a ground-attack aircraft specializing in the destruction of armoured vehicles and like precision ground target; flown at very low levels, casualties from ground fire were considerable); also present are images of Hawker Hurricane and Tomahawk fighterplanes; the former equipped the squadron until mid-1943, when it was issued with the Typhoon and the latter served as a trainer; noteworthy among the photographs are particularly poignant images of fighter crews after battle over Holland in Autumn 1945 fraternizing with Dutch children and socializing among themselves. The fonds also includes copies of contemporary newspaper clippings relating to war news and recent vintage newespaper clippings recounting Thompson's war experience; German propaganda dropped behind Allied lines in an attempt to demoralize the invading forces; Thompson's Certificate of Service in the Royal Canadian Air Force, delineating the particulars of his service; target map for Le Fresne-Camilly, France in August of 1944; various certificates of qualification: as pilot, for formation flying, altitude tolerance test, etc.; Thompson's complete flight log for 1941 to March 1945; after-action reports of 245 Squadron for 8 July-29 Sept. 1944. M009.19 accession composed of an issue of the Globe and Mail newspaper from Jan. 24, 1944 and three artifacts: one pair of boots, one pair of galoshes, and one belt with a gun holster and ammunition pouch which belonged to John Thompson.

Accession M021.1 contains books that document the history of flight/aviation, the role of RCAF during World War II and related topics. The accession also contains a model plan, video of a German plane, a mug, magnet, nails, a plaque and a couple of framed photographs.