S4C Adverts & Continuity | 8th May 1987 

Adverts broadcast during Letter to Brezhnev:
Mr. Dog
Maxwell House
Bio tex
Club biscuits
Dairylea
Sure
British Gas
KP Honey Roasted Peanuts
B&Q
Hotpoint
Toshiba
Courage Best
Andrex
Woolworths
Brooke Bond D
Bounty
Skol
Coca-Cola
Dulux
Refuge Assurance
BNFL
Trail: Saturday Night Entertainment on S4C
Adverts:
Cuprinol
Qualcast
Black & Decker
Mars
Leekes
In-vision continuity into Edible Gold
In-vision continuity into Faiz: Poet in Troubled Times