Information about his parents and siblings is useful to know.....in the hope that there might be mention of your William in later events in their lives eg. death / funeral notices.
Elizabeth Morwinna STOKES dies 11 Dec 1923 (In Mem 1924) ...five daughters named.
When does Robert Dent OSWALD, born 1909, marry. How does he name his father on marriage certificate......deceased?
Where do you see the son, born 1909, with name Robert Dent Oswald Tomkies?