William Thomas Pye
c.1847 Born in St John's Wood, London[1], son of William Pye, tailor[2]
1865 Mathematical instrument maker, married Elizabeth Wilson in Islington[3]
1871 Mathematical instrument maker, living in Battersea, with Elizabeth Pye 24, Lizzie Pye 4, Blanche Pye 3, William Pye 1[4]
1881 Optician, living in Cambridge with Elizabeth Pye 35, Lizzie Pye 14, Blanche J. Pye 13, William G. Pye 11, Henry F. Pye 7, Matthew Pye 1, Frederick G. Pye 4, Maria Pye 62[5]
1891 Scientific instrument maker, employee, living in Chesterton[6]
1898 William Thomas Pye left Cambridge Scientific Instrument Co and with his son, William George Pye, formed the W. G. Pye Instrument Co. in Cambridge.
1901 Scientific instrument maker, employer, living in Chesterton[7]
1908 Death of his wife Elizabeth in Chesterton[8]
1911 retired instrument maker, living in Hertford.[9]
1921 Died in Essex[10]