Scale 1:24. Plan shows the inboard profile and plan view of the Steam Torpedo Launch Design No. 846 (not built). This vessel was one of the tender's submitted for the Victoria class battleship Victoria (1887). The title of the drawing is "Design for Steam Torpedo Launch for Colonial Department". The words "Thornycroft steam torpedo launch for Colonial Department for Victoria -Tender not accepted". The words "Nepean & Lonsdale" are also written on the plan. The plan is mounted.