Drawing B, figures 12 and 13 shows the front and side view of the boiler and engine for Henson's Ariel Steam Carriage.
The image is taken from the description, specification and drawings of Mr. Henson's locomotive apparatus for the conveyancing of passangers etc through the air, published by Waterlow and Sons of London and by authority of the patentees.
WS Henson's 'Aerial Steam Carriage': Specification (1842-1843)
With the exception of Sir George Cayley, the first half of the 19th century witnessed little significant development in aeronautics until William Samuel Henson (1812-1888) published in 1843 his design for an advanced fixed-wing monoplane configuration known as the 'Aerial Steam Carriage'. Incorporating…