Hi Dreamer,
Here is the only Samuel I could find courtesy the LDS '51 census Cd for Devon.
Address: 8 Hills Court, Exeter
Census place: Exeter St David Exeter,Devonshire.
HO 107/1869 folio 6 pg 4 FHL film 0221017
Richard ANGEL, head, M, 62, M, Green Grocer, born Holne, Devon
Elizabeth, wife, M, 51, F, born Devonport, Devon
Mary, daur, U, 21, F, gen serv, born Totnes, Devon
Samuel, son, U 18, M Porte-Grocer, born Totnes, Devon
Catherine, daur, 15, F, born Totnes, Devon
Benjamin, son, 6, M, Scholar, born Exeter, Devon.
Hope this is the bloke your after.
Cheers
Geoff