"Map of New York City , Manhattan and the Bronx, 87x55, folded in gray covers with title in black and red and advertisements on back cover and inside front cover. ""Based on the official map of the City of New York by the Board of Estimate and Apportionment: Map showing surface railways, steam railways, stations, service information for the R.R., IRT and BMTlines, parks and public places. boroughs, city blocks, roads, streets. Includes explanation and compass. Date estimated. See noter field above."