Mi('hit,Mii GeoloKicul atnl 

 Biological .Survey. 



Publication 20; Biology 4. 

 Plate XVII 



A. LOOKING SOUTHWEST FROM lllCH SAM) DUNE NEAR STATION 101, SHOW- 

 ING MARSH AND SAND RIOGES Willi ri'LAND IN DISTANT BACK- 

 GROUND. 



li. -M\KS11 I.AKKS, 



LOt^KlNG SOUTHE.XSI I HoM I 111; 

 STAITDN 101 



lllCIl DUNi: NE.VR 



