Boston Harbor rare folding pocket map 1890 Bouve Crawford Shoes advertising(19th century folding pocket maps of New England). Correct Map of Boston Harbor, Giving Route and Official Summer Time Table of the Natasket Beach Steamboat Co. Published c. 1890, Boston by Bouve, Crawford & Co. Corp. Reverse of the map is covered with advertising for the company as well as time tables for different piers and steamboat lines. In the original card stock folder (repaired and age stained as seen). Item shows signs of time and unfolding,