Courtesy of Geoffrey B. King, Primrose Farm-Vole Road, Mark,
Highbridge, Somerset, England Sentinel Wagon, 9192 (April 1935)
last type of steam Lorry’s made in this country. 120 hp four
cylinder engine, single acting, using superheated steam, pressure
fed lubrication. Has water tube boiler with a high evaporation
rate. Shaft drive, platform 15 feet long. Legal load under present
taxation 7 ton 5 cwk. She has been rebuilt and is just the same as
new. At that time she could do well over 50 miles per hour. Photo
was taken last November when I was out ‘motoring’, steam is
the safety valve blowing. 225 there is no exhaust steam from
chimney except when it is cold weather.