VINTAGE Postcard of MERCY HOSPITAL, BAY CITY, MICHIGAN. POSTMARKED 1950 PUB. BY GEO. L. BILLINGS CO., BAY CITY.Condition: Good - - PIN HOLE IN TOP MIDDLE. SOME WEAR ON THE CORNERS AND EDGES - SEE SCAN. Postmark:BAY CITY, 1950. PLEASESEEOUR OTHER POSTCARDS IN OUR eCRATER STORE. SHIPPING DISCOUNT IF YOU PURCHASE MULTIPLE ITEMS.Powered by eCRATER . List your items fast and easy and manage your active items.