STANLEY LAWRENCE DOUCE was born at 3 Bailey Road,Leigh although his mother was resident at 20 Friar Street, Shoeburyness?Also born 17 Oct 1907 and birth not registered until 29 Nov?Anything unusual there?
S L Douce looks like Stanley Laurence Douce b 1908, Leigh on Sea, Essex. His parents are Walter Laurence b 1882 and Jane (Jeannie from you and Jennie in m records) b 1880 in Shoeburyness Essex. Two more children Charles Walter b 1910, and William Patrick 1911.
The 1937 newspaper reports about the sudden death of Alfred Douce, Caulfield Rd, Shoeburyness give his occupation as Railway Guard.Have you checked the 1911 Census for Walter Laurence Douce and occupation?