Chicago Harbor Coastal Survey Depth Charts c. 1910 detailed hand color map Morocco much more common Cram maps

much more common Cram maps of this period

Luc de Clapiers

as well as yearly tidal information

full page floor plan

others which still exist

Chicago Harbor Coastal Survey Depth Charts c. 1910 detailed hand color map Morocco much more common Cram mapsChart 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