Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,385 pages of information and 233,851 images on early companies, their products and the people who designed and built them.
Born 1827 the son of Richard Hornsby
1841 Living with his parents and siblings in High Street, Grantham 
1861 Living at London Road, Spittlegate, Lincs. in the next house to his father (age 33 born Spittlegate), Agricultural Engineer 378 men employed. With wife Helen Mary (age 30 born Scotland) and sons Richard W. (age 3 born Spittlegate) and John H. J. (age 11 months born Spittlegate) also Mary Ann Ritchie (age 32 born Scotland) his Sister-in-Law plus three servants 
1871 Living at St. Vincent's House, Colsterworth, Somerby (age 42 born Grantham), Engineer and Landowner. With wife Helen Mary (age 35 born Scotland) and children Richard W. (age 13 born Grantham), John H. J. (age 10 born Grantham), Helen Mary Annie (age 1 born Somerby) and Mary Ann Ritchie (age 40) his Sister-in-Law plus four servants