John Chadwick
1811 Born in Macclesfield son of John and Rebecca Chadwick[1]
1861 John Chadwick 49, bone size and bone manure manufacturer, farmer, lived in Macclesfield with Sarah Chadwick 56, John F Chadwick 18, Joseph Chadwick 16[2]
1865 Left the partnership of Ormerod, Grierson and Co
1869 Joined I Mech E
1871 John Chadwick 59, engine making manufacturer, lived in Chorlton with Sarah Chadwick 67[3]
1872 of Prince's Bridge Iron Works, Water Street, Salford, Manchester - J. Chadwick and Sons