Black and white photographic print of Pierce "Percy" Prentice (Prentince) working with a steamer Waterloo sidemount 20-22 in 1922.
Transcription: Back label reads "Percy Prentice 1922 Steamer - Waterloo sidemount 20-22 (engine 20, boiler 22) 2 h.p. reserve. In use much later than 1922."