Antique Map Boston Massachusetts & Vincinity Walker Pub

An older map entitled, Latest Map of Boston and Surroundings, pub. by Walker Lithograph Co. Printers, Lithographers, Newbury St. Boston Massachusetts. I have no idea of age. It measures 28 by 42 inches and has a cover. T is a piece missing in th map and ist is stuck to this cover. T is one tear along fold of about 7 inches and a small tear of 1 inch on another fold line. You may find a tiny hole on some of the folded corner areas also. T are Railroad lines, public baths, the East Boston Tunnel, and fenway park is called the American Baseball Grounds, and braves field is the National Baseball Grounds on Map also. Maybe not that old but you may know. I can mail for 1.75 first class in USA. Questions welcomed and other scans sent on request. Paypal,check or MO ok. Other countries may request mailing costs.