Chicago Harbor Coastal Survey Depth Charts c. 1910 detailed hand color map Morocco Philadelphia by Halfpenny

Philadelphia by Halfpenny

as well as yearly tidal information

others which still exist

Incidents of Travel

Tercentenary Celebrations

Chicago Harbor Coastal Survey Depth Charts c. 1910 detailed hand color map Morocco Philadelphia by HalfpennyChart of Chicago Harbor: Showing Yacht Anchorage Club Houses and Course. (Old Maps, Early 20th Century Maps, Americana, North America, United States, Illinois, Chicago, Lake Michigan, Coastal Survey, Depth Soundings, Chicago Parks, Wharfs). Issued c. 1910, United States. Uncommon early 20th century coastal survey with lovely hand color. Map depicts depth soundings. Original fold lines as issued. Sheet Measures c. 14 1 2" H x 10" W. Printed Area