In 1861 Elizabeth Tredinnick, aged 19, born in Hayle Cornwall, works at copper mine, was with her widowed father in Exeter St., Tavistock, Devon. 
  
  
In 1871 Elizabeth Picken, aged 29, born in Hayle Cornwall, married, artificer's wife, was living at 56 Gloucester St., Stoke Damerel, Devon. With her were children Elizabeth H (7) of Tavistock, scholar, Edith (5) of Devonport, and Emily E. (2) of Morice Town, Devon.
  In 1881 Elizabeth Picken, aged 39, born in Hayle Cornwall, and husband Robert Hy Picken, aged 39, born in Devonport Devon, engine fitter, were living at 32 Brewery St., Pembroke St. Mary, Pembrokeshire, Wales. Present were children Lilly* (17) of Tavistock Devon, domestic servant, Edith (15) of Devonport, domestic servant, Emily (13) of Devonport, scholar, Frederick (3) of Pembroke Dock, and father Edward Tredinnick (65) of Hayle Cornwall, widower, pattern maker (artisan).
  * i.e. Elizabeth
  In 1891 Elizabeth Picken, aged 49, born in Hayle Cornwall, married, publican, was living at 31 Bush St., Pembroke St. Mary, Pembrokeshire, Wales. With her were children Emily (23) of Devonport, barmaid, and Frederick (13) of Pembroke Dock, Pembroke, scholar.
  In 1901 Elizabeth Picken, aged 59, born in Hayle Cornwall, married, licensed victualler, was living at 31 Bush St., Pembroke St. Mary, Pembrokeshire. With her were children Emily E. (30) of Devonport, single, Fred E. J. (23) of Pembroke Dock, shipwright's draughtsman.
  In 1911 Elizabeth Picken, aged 69, born in Hayle Cornwall, married, was with her son Frederick Edwd. Jno. Picken and his wife of 3 years Florence, at 210 Kingston Road, Portsmouth, Hampshire.
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  Elizabeth Picken died aged 69 years. 3