1980 Great Art Stamps of Word International Council of Museums Set FDC . Nine (9) First Day Covers all with signed certificate of authenticity. ALSO with full description card for each cover. Sark Cottage issued Guernsey, Boats at Sea issued Guernsey, Moulin Hurt issued Guernsey, Les Demoiselles D'Avignon issued Grenada, The Night Cat h issued Grenada, Wiged Victory of Samothrace issued Grenada, Portrait of Edward VI as child issued Grenada, Bust of Queen Nefertiti issued Grenada, Pieta issued Nire.