Collections; Commonwealth; several varieties distributed as new issues; Australia 1986 Christmas 36c perf. shift, Canada 1986 Exploration block with plate flaw, Cyprus 1987 Christmas set overprinted SPECIMEN, Montserrat 1986 Birthday $1.50 in slightly different colour, Nauru 1985 Audubon 30c invtd. wmk., Nigeria 1979 Airport 5k printed on gummed side, St.Helena 1986 Banners 33p invtd. wmk., and Swaziland 1982 21st Birthday 5c invtd. wmk.