ILLUSTEATIOl^S. 



Page 



Plate 1. Ox-bow Lakes, Lower Mississippi 8 



" 2. View of Stockton Bar, Utah 10 



" 3. Map of Stocktok Bar, Utah . . . . . . . . 12 



" 4. Map of Gravel Bar retaining Humboldt Lake, Nevada . .14 



" 5. Map of Crater Lake, Oregon ........ 20 



" 6. Sketch of Abert Lake, Oregon 26 



" 7. Chart of Lacrentian Lakes, showing Prevailing Currents . . 34 



" 8. Sea-cliff in Boulder Clay, South Manitou Island, Lake 



Michigan ............ 42 



" 9. Sea-cliff in Sandstone, Ar Train Island, Lake Superior . . .44 



" 10. Embankment formed in Lake Bonneville, Wellsville, Utah . 40 



" 11. Gravel Spit, Shore of Au Train Island, Lake Superior . . 48 



" 12. A Kecurved Spit, Grand Traverse Bay, Michigan .... 50 



" 13. Sea-cliffs and Terraces formed on the Shore of Lake Bonneville, 



Oquirrh Range, Utah ......... 52 



" 14. Map of Saline and Alkaline Lakes in the Arid Region . . .70 



" 15. Map of Great Salt Lake, Utah, showing Changes in Area . . 78 



" 16. The High Sierra, from North Shore of Mono Lake, California . 84 



" 17. Map of Mono Lake, Califounia 88 



" 18. Map of Lake Ikoquois .......... 08 



" 10. Map of Lakes Bonneville and Lahoxtan ...... lOf! 



" 20. Tufa Towers on the Shore of Pyramid Lake, Nevada . . . !](» 



" 21. Tufa Crags, showing Successive Deposits, Car.son Desert, Nevada 112 



" 22. Typical Specimen of Thinolitic Tufa 116 



" 23. Pyramid Island, Pyramid Lake, Nevada ...... 120 



Figure 1. Cross Sections of the Canons of Canadian and M<>i!a Uivkks, 



New Mexico 18 



2. Profile of a Sea-cliff and Terrace ....... 44 



3. Profile of a Cut-and-Built Terrace ...... 45 



4. Sketch Map of an Embankment ........ 47 



5. Map of Sand Bar about the Head oi Lake Sri-Kitioit . 48 



6. Map of Sand Bar on the South Shore of Lake Omaiuo . . 4!) 



7. Section of a Delta .......... 50 



8. I)ia<;uam showinc; the Rise and Fall ok Lake Laiioman . lOS 



9. DiAGifAM siKtwiNi; THE Relation of the Tekuaces of Lake Lahontan 

 to Pvua.mm) 1>ake . . . . . . . . . .111 



