D. H. GEOLOGICAL. 8UHVE7 



LAEE LAHOtJTAN PL, XVII 



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Irrofiiiljirly hiniiiKilt'd hipilli. 



., Laniiuati'il marl containiu;; laplUi. 



Irregularly laniinnted lipilli. 



... Regnlaily laiuiuaiitl liipilli, witli cjocled fraumonts of 

 liasnlt and marl. 



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:j^ --- Laminati-il innrl roiitaiuiii^ lajiilli, iliinlnlir tiifit, nrifl 

 Anotloiita. 



_, Lainiuat(.'il lapilli. 

 '"^ — Fiin^l\ laiiiiiiati tl laiiilU, ciiin'iited. jniiikd, ;iml taulti-d. 

 , Lovi'l ol' SiHl.t Lake. 



Inches 



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jStra,tif£cc7 Z,sjnzlZi. 



WJiliOe,; Del. 



J. C. Jtiinne'.l, iicitlo(jist. 



SECTIONS OF THE CRATER WALLS INCI OSING THE SODA LAKES, NEVADA. 



