Lot 1967: Opening Bid £15
Lot 1968: Opening Bid £15
Lot 1969: Opening Bid £200
Lot 1970: Opening Bid £80
Lot 1971: Opening Bid £100
Lot 1972: Opening Bid £20
Lot 1973: Opening Bid £25
Lot 1974: Opening Bid £100
Lot 1975: Opening Bid £15
Lot 1976: Opening Bid £80