"LORAN-C overprinted."
Depths shown by isolines and soundings.
Relief shown by contours.
Shipping list no.: 95-9029-P.
"Soundings in feet."
Insets: New Buffalo, Mich. -- Michigan City, Ind. -- Burns International Hbr., Ind. Scale 1:15,000.
Includes table of low water datum for Lake Michigan - Huron.