New York State Railroads Post Offices Demographic Info 1913 Hammond pocket map(Old Maps, Americana, United States, New York, Manhattan, Hudson River, Finger Lakes, Railroads, Post Offices, Demographic Info). Hammond's Complete Map of New York Showing Electric and Steam Railroads, Counties and All Cities, Towns and Villages. Together with a New Postal and Shipping Guide, Giving in Detail Railroads and the Express Company Doing Business Over Each Road, Money Order Post Offices, Rural Free Delivery Points, Nearest Mailing Point