I 



BARS IN THE 

 MISSISSIPPI RIVER 



VICINITY OF PT. PLEASANT MO. 



71 Mliu KlOw CA.no. 



lit?. 



10VO 



SOUNDINGS ARE REFERRED TO MEAN tOW WATER, 

 ON NEK MADRID GAUGE, WHICH CORRESPONDS 

 TO A READING OF 2. It FT. 



GAUGE AT TIME OF SURVEY -S.l FT. OR 1.7 FT. 

 ABOVE MEAN LOW WATER. 



ZERO CONTOUR CORRESPOND! TO WATCH 



Cl'RFACE OF MEAN LOW WATER. 



DEPTHS GREATER THAN t FT. AM SHOWN THUS t 



(To fact f. ij.) 



