John Smith (c1827) of John Smith and Co (of Carshalton)
1851 Living at Paper Mill Lane, Carshalton: John Smith (age 24 born Sundridge, Kent), Blacksmith. With his wife Mary Smith (age 26 born Carlshalton) and their two daughters Jane Smith (age 2 born Beddington) and Mary Smith (age 5 Months born Beddington). One lodger. One servant.
1869 Patent to Henry Robinson, of Bridge Mills, Lewisham, in the county of Kent, and John Smith, of Carshalton, in the county of Surrey, for the invention of "improvements in apparatus for dressing millstones."
1869 Patent to John Smith, of Carshalton, and Thomas Eastwood, of Lambeth, both in the county of Surrey, in respect of the invention of "improvements in working and reversing the valves of steam and other engines."
1871 John Smith 44, engineer and millwright, lived in Carshalton with Maria Smith 40, John Smith 20, engineer and millwright, Annie Smith 11, Alice Smith 9, Harry Smith 8 Months
1877 Patent to John Smith, of Carshalton, in the county of Surrey, and Josiah Course, of the same place, in respect of the invention of "improvements in machinery or apparatus for trimming bevil and other gearing."
1881 John Smith 54, Mechanical Engineer Employing 20 Men, lived in Epsom with Maria Smith 49, Annie Smith 21, Alice Smith 19, Harry Smith 10, Rose Smith 7
1901 John Smith 74, general milling engineer, employer, lived in Carshalton with Maria Smith 69, Harry Smith 30, general milling engineer, worker, Alice Smith 34
1911 John Smith 85, retired engineer, lived in Carshalton with Maria Smith 79, Alice Smith 38, Harry Smith 36, engineer, employer
1917 Died; death registered in Epsom