John William HEINKE

• General Notes
  • John married Louisa on the 20th June 1840 at St Martins in the Fields, London. John a successful sub-marine engineer. In 1841 lived in Mornington Crescent at the other end of the street from Charles Dickens. John was a hugely succesful sub-marine engineer and with his brother Edwin founded Heinke & Co. The couple had to wait 10 years for the birth of their first child Frederick W, and then 2 other children followed, daughter Florence and son Edwin. Her mother-in-law Maria was living with her son John at the time of her death in April 1960 (reported by the Yass Courier).
    
    John broke away from Edwin and invested in a factory, which was very unsuccessful., and which made him bankrupt. John W suffered from mental anxiety and a liver complaint, and after a 11 month illness died in 1870. 

Details of John's family with Louisa Margaret LEATHART