Born Plymouth, June qtr 1849, parents - Joseph Bickham and Mary (possibly Mary Found). Joseph was an ostler. Walter was on the 1851 census aged 2 (Charles Martyr parish, Plymouth) and the 1861 census aged 12 (Charles parish, Plymouth) as an "ostler's assistant". Walter had 2 sisters - Mary Jane and Ellen. Ellen was my gt gt grandmother.
However I cant find Walter Thomas on the 1871 or 1881 census records, nor can I find any death listed for him.