This original & vintage postcard is in very good condition with slight wear. The front of the postcard features "The Mass La Messe Msza Polowa". The reverse side is unused and there is a paragraph along the edge that says "Published By The Polish Military Commission & Presentation Of Flags To 1st Division Of Polish Army In France, 22nd June 1918". This postcard measure approx. 5 1/2" x 3 1/2".