>From the 1881 census Robert Blackburn, Head, Policeman. 34, b Swinefleet, York. Martha Blackburn, Wife, 26, b. Malton. York. John W Blackburn, Son,9, Scholar, b Hull, York. Harry E. Blackburn, Son 6, Scholar, b Hull, York. Florence G. Blackburn, Dau, 5, Scholar, b Hull, York I think that these are my BLACKBURN's Mark Johns Kissimmee FL.