1975 (11) Speedpost Service - BOTH Brighton & Bexhill Covers - Blocks of Six

A new service in 1975 - BOTH Brighton & Bexhill Covers, but with Blocks of Six.......

Usually these have a single stamp combined with a Definitive stamp and then cancelled by the appropriate CDS - but a few were serviced with Blocks of Six like this...

Lovely clean pair of covers.........

Code: 57146