Ultima Thule II, 1929-30, with a dust jacket for Ultima Thule, and a note signed J.F. Muirhead, 15 August 1929 Unit ID: 6 Date: 15 August 1929
Unveiling ceremony of memorial plaque at 90 Regent's Park Road, London: leaflet, 7 May 1957 Unit ID: 37 Date: 7 May 1957