Double boiler tank engine

Image Details

Title	Front elevation; sections
Archive Reference	END/10/2/6/2
Description	Inscribed 'From first finished drawings of scheme for Double Boiler made by myself [Joy] Feb-Mar 1850 at 19 Great George Street, Westminster...the idea arose from the demand of Traffic Superintendents to reduce the gross loads when traffic fell off on the collapse of the Railway Mania'.
Creator	David Joy
Copyright	Unknown
Date of Creation	18 Feb 1850
Media	Watercolour and pencil on tracing paper
Dimensions	497x882 mm