Hi
Found his birith registration and also the 1891 census
John Bashford
December quarter 1884
District of Brighton
Vol 2b Page 274
I searched from 1881 onwards and there was not another John born Brighton.
This age also fits with the following 1891 census
1891 census
18 Little Russel St
All born Brighton
Albert Bashford, head, age 38,plumber
Jane, wife, age 36
George, son, age 15, labourer
Annie, dau, age 10, scholar
Martha, dau, age 8, scholar
John, son, age 6, scholar
Emily, dau, age 4
Henry, son, age 5 months
RG12 813
folio 119 page 12
Brighton, Sussex
Hope this helps.
If you want to go back further I would be more than willing to help you.
Nicky