1980 Norwex 80
1982 Holmex Stockholm
1983 UMEA (Sweden)
1977 NANORTALIK + Emergency Cancel
1980 London 1980
1982 Essen
1982 Philatelia 82 Hannover
1982 Solex 82 Sollentuna
1983 Holmex Stockholm
1983 Nordfrimex 83