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Duplex Marine Engine
An unusual and elegant 5-10 H.P. twin cylinder marine engine. Built c1910, no makers plate but in good overall condition.

US Navy Compound Marine Engine
A small marine engine probably designed for coastal craft and built for the US Navy.
5 3/4″ + 12″ x 8″ compound cylinders.
“Type M”
Engine No. 1546 – built 1918.
With brass lagging. Some loose components as shown.
Appears to be in nice original condition.

SIMPSON STRICKLAND Compound Steam Launch Engine
A very handsome light-weight marine engine from a steam launch.

MUMFORD Ciculating Pump Marine Engine
By A G Mumford, Engineers of Colchester.
A marine circulating pump steam engine with attached, clutchable oil pressure pump for oil firing. From a harbour service launch (HSL).
For sale in good, original condition.
SOLD

HERRESHOFF? Triple Expansion Marine Engine
4 3/4″ x 7 1/2″ x 12″ + 6″ Cylinders.
High speed launch engine of about 40 H.P.
Believed made by Herreshoff of Rode Island, USA.
p.v. to H.P. Cyl, s.v. to M.P. & L.P. Cyls.
C/L crank to underside frame: 6″.
Length inc base: 38″, overall: 44″
Width inc base: 16″, overall 26″ x Height: 38″.
For sale incomplete and in need of major restoration.
This is a very unusual high power to weight engine designed for a high speed launch.

HARRISON & Co. Compound Marine Engine
Built in Lowestoft c1900
6″ + 12″ x 7″ Cylinders with Slide Valves, on six turned columns. With attached air, feed and bilge pumps.
A high quality launch engine. For sale unrestored, but believed complete. Offered with spares for second engine.

RANSOMES, SIMS & JEFFERIES Compound Marine Engine
With Radial Valve Gear
Approx 35 H.P.
~ Built c1905 ~
Complete with boiler, propeller and auxiliaries.
For sale in original condition.

3 Cylinder Steam Launch Engine + Condenser and Feed Pumps
Steam Plant Comprising
An unusual design of engine with three 4″ bore cylinders with attached air & feed pumps, plus bronze condenser.
4″ + 4″ + 4″ x 4″ Cylinders with Slide Valves.
Approx 24″ High, Bed 3 Ft Long x 13 1/2″ Wide.
In original condition.











