Harwich Citadel Corps Centenary PM
Date: 16.01.1980 (First Day issue for the stamp set)
Postmark: Centenary logo – FD PM
Cachet: Stuart cachet
Stamp: Birds set
Remark: These Royal Mail stamps were affixed to specially designed envelopes and postmarked on the first day that the stamps were issued – often with special designed postmarks.
Cat. value: £15 (BFDC)