Pro Patria -Castles on Stamps of Switzerland 1976

The theme for Pro Patria issue of 1976 was Castles. Swiss Post issued a set of Four Stamps on 28 May 1976. A FDC  with First Day Cancellation of Bern is listed.

The Castles featured on stamps are

20+10 ct – Kyburg Castle (Zurich Canton)

40+20 ct – Grandson (Waadt Canton)

40+20 ct – Murten ( Freiburg Canton)

80+40 ct – Castello di Montebello (Tessin Canton)

SWISS FDC PATRIA 76-1
SWISS FDC PRO PATRIA 1976- CASTLES