Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,052 pages of information and 231,597 images on early companies, their products and the people who designed and built them.
John Slee & Co of Earlestown, Lancashire
1878 John Slee granted Patent No. 1174 for improvements in direct-acting steam pumps 
c.1889 Steam pumping engine for Collins Green Colliery, having two cylinders 27" bore, 2' 6" stroke 
Pair of coupled air compressors, 20" steam cylinders, 20" air cylinders, 3' stroke, by John Slee & Co., Earlestown, included in auction sale of assets of Oakley Collieries, Dunfermline, 1915
A hand crane by J Slee & Co survives at Fradley Junction,near Lichfield