Lot 1969: Opening Bid £50
Lot 1970: Opening Bid £50
Lot 1971: Opening Bid £50
Lot 1971b: Opening Bid £50
Lot 1972: Opening Bid £50
Lot 1972b: Opening Bid £50
Lot 1973: Opening Bid £50
Lot 1974: Opening Bid £50
Lot 1975: Opening Bid £40
Lot 1976: Opening Bid £50