Boston Harbor, Mass.: Sketch Showing Locations of Works For Its Improvement.
Description:
Shows buoys with red and black ink. Relief shown by hachures. Depths shown by soundings and shading. "To accompany report of Major Chas W. Raymond, U.S. Engineers, for fiscal year ending June 30, 1883, dated U.S. Engineer's Office, Boisrton, Mass. July 27, 1883. Key to improvements on right side of map.
