W. H. Bailey of Salford started building hot air engines to the Leman design in 1881. Designed primarily for pumping water two designs, a horizontal (in seven sizes, 1/4 to 2 1/2 horse power) and a vertical engine (in three sizes) were built.	A third design a small vertical engine was also sold, in 2 sizes, for driving small machinery.
horizontal pumping engine	vertical pumping engine