W. P. Wilkins
St Helen's street, Ipswich.
1851 Grasshopper engine. 
1855 William Pickford Wilkins is listed as a millwright.
1862 At the 1862 London Exhibition he showed a compound engine.
1867 After Wilkins died, his son Thomas continued to run the business at Orchard Works for a short time before moving to London.
1881 Colchester Water Works advertised for sale a 16 HP grasshopper engine and a Cornish boiler by Wilkins of Ipswich, along with a horizontal engine by Wailes and Robinson of London 
Sources of Information
-  Photograph of engine
- Birmingham Daily Gazette, 13 December 1865
- East Anglian Daily Times - Tuesday 19 April 1881
- Steam Engine Builders of Suffolk, Essex and Cambridgeshire by Ronald H. Clark. Published 1950 by The Augustine Steward Press