Admiralty – Drawings for Various Steamers, “Group 2”, 1852, 1853, 1855, 1859, 1860,

H. M. Duke of Wellington:
Plans and sections of funnel - 2 partially coloured tracing, Nov. 1852.

Tenders, Sep. 1853:
Letter from R. W. Hamilton dated Admiralty, 8 Sep. 1853, sending specifications, forms of tender etc. for the Orion, Pylades, Curacoa, Falcon and Harrier, Swallow and Curlew and Ariel.

Orion (600 horse engines):
Sketch sections of the engine room (tracing made from Admiralty drawing); plan and sections of the engine room (tracing).

Pylades class (two 350 horse engines):
Sketch sections and plan of the engine room (tracing made from Admiralty drawing); pencil drawing and calculations of boiler; plan and sections of the engines and boilers - tracing made in the London office (original sent to the Admiralty).

Curacoa class (two 350 horse engines):
Sketch sections of the engine room (tracing made from Admiralty drawing); pencil drawings of boiler (marked "not adopted"); plan and sections of engines and boiler - tracing made in the London office (original sent to the Admiralty).

Harrier and Falcon class (100 horse engines):
Sketch sections and plan of the engine room (tracing made from Admiralty drawing); pencil drawing of boiler; plan and sections of the engines and boilers - tracing made in the London office (original sent to the Admiralty).

Swallow class (60 horse engines):
Sketch sections and plan of the engine room (tracing made from Admiralty drawing); plan and sections of the engines (direct action) and boilers - tracing made in the London office (marked "No. 1", original sent to the Admiralty); plan and sections of the engines (geared) and boilers - tracing made in the London office (marked "No. 2", original sent to the Admiralty);.

200 horse engines, 1855:
New Falcon class - sections and plan of engine room and boiler - tracing made in the London office.

Pelican class - plan and sections of engine and boilers - tracing made in the London office (copy sent to the Admiralty).

Tenders, Jan., Feb. 1859:
Prince of Wales and Duncan (800 horse engines):
Sketch sections of the engine room of the Prince of Wales, sketch sections of the engine room of the Duncan (tracings made from Admiralty drawings - the engines and boilers have been pencilled in, and the drawings were re-traced and copies sent to the Admiralty); plan and elevations of the engines.

Nelson and Rodney (500 horse engines):
Sketch sections of the engine room (tracing made from Admiralty drawing); sections and plan of the engine room and engines (unfinished, also marked as being for Royal William and Waterloo, tracing sent to the Admiralty).

400 horse engines:
Plan and sections of engines and boiler - drawing made in the London office (unfinished, tracing sent to the Admiralty - part of this drawing has been torn away).

Rinaldo (200 horse engines):
Sketch sections of the engine room (tracing made from Admiralty drawing); sections and plan of the engines and boiler (unfinished, tracing sent to the Admiralty).

Ranger, Landrail, Espoir and Nimble (80 horse engines):
Sketch sections of the engine room (tracing made from Admiralty drawing); plan and sections of the engines and boiler - drawing made in the London office (marked "Design for engines", tracing sent to the Admiralty).

Gun Vessels, Jun., Jul. 1859:
Two 200 horse engines:
Sketch sections of the engine room (tracing made from Admiralty drawing); pencil sketch of boiler; plan and sections of the engines and boiler - tracing made in the London office (marked "Design for engines", original sent to the Admiralty).

Two 80 horse engines:
Sketch sections of the engine room (tracing made from Admiralty drawing); plan and sections of the engines and boiler - tracing made in the London office (marked "Design for engines", original sent to the Admiralty).

Tenders, Sep.-Nov. 1859:
Liverpool (two 600 horse engines):
Sketch sections of the engine room (tracing made from Admiralty drawing); sketch and calculations of contents of coal boxes; plan and sections of the engines and boiler - tracing made in the London office marked "Design for engines" (original sent to the Admiralty).

Rosario, Petrel, Rapid and Pantaloon (150 horse engines):
Sketch sections of the engine room (tracing made from Admiralty drawing); plan and sections of the engines and boiler - tracing made in the London office marked "Design for engines" (original sent to the Admiralty).

Orpheus & Orestes:
Sketches and calculations of contents of coal boxes; plan and sections of the engines and boiler - tracing made in the London office marked "Design for engines" (original sent to the Admiralty).

Miscellaneous drawings:
Note of tenders for 600, 500, 400, 200, 150 and 80 horse engines, Jul. 1860; sketch of midship section for new armoured plated gunboat - tracing marked "J. & W. Dudgeon", Jun. 1865; plan and section of midship of the new gunboat - tracing marked "J. & W. Dudgeon", Jun. 1865; exhaust pipes for gunboats (not dated); pipes etc. for H.M.S. Shamrock - partially coloured drawing made in the London office, Apr. 1873; safety valves for H.M.S. Pioneer - partially coloured drawing made in the London office, Feb. 1874.

For the Admiralty. The majority of these drawings were made for tenders for contracts which were not awarded to James Watt & Co.