Mail transport&postmarks design type (#811)

(See all uses as list)

Great Britain 6/12/1974 3 1/2p issue=UPU 100th d=packet "Peninsular", 1888 perf=15x14

Great Britain 6/12/1974 5 1/2p issue=UPU 100th d=Farman HF III Biplane 1911 perf=15x14

Great Britain 6/12/1974 8p issue=UPU 100th d=Airmail blue van and postbox 1930 perf=15x14

Great Britain 6/12/1974 10p issue=UPU 100th d=Imperial Airways flyingboat 1937 perf=15x14

mail transport&postmarks design type