BRITISH COVERS
1960

22nd Jun 1960: SG610 to SG618a - "Wilding Definitives"

First Day Cover

7th Jul 1960: SG619 and SG620 - "Tercentenary of Establishment of 'General Letter Office'"

First Day Cover

19th Sep 1960: SG621 and SG622 - "First Anniversary of European Postal and Telecommunications Conference (CEPT)"

First Day Cover
