Albert Bertrand BLACKWELL was born 13 July 1908 in St. Pancras, London, England. He married Gladys Muriel KNOTT 1950 in Watford, Hertfordshire, England. He died 1972 in Watford, Hertfordshire, England. Gladys Muriel KNOTT, daughter of Howard KNOTT and Alice Mary MAXEY , was born 1900 in Pimlico, London, England. She died 1979 in Watford, Hertfordshire, England.