This is probably David's (the son) death:
David Stanway born 19th March 1923
registered death June 1982 age 59 at Cleveland
Volume: 3 Page: 1982
also a probate record for him, died 24th June,1982, of 37 Fulbeck House, Netherfields Estate,Middlesbrough.
Free bmd has Alfred born 1927 as Alfred D, not Alfred T.