TABLE OF CONTENTS. 
CHAPTER I. 
Route of forty-seventh and forty-ninth parallels, from surveys under Gov. StOVONE In ebo—4 ee cece scenes come 
CHAPTER I. 
Route of forty-first and forty-second parallels, from surveys of Lieut. E. G. Beckwith, 3d artillery, 1852—Brevet 
Capt. J. C. Frémont, topographical engineers, in 1842-3—and Capt. Stansbury, in 1849 .....-.. SoS ASomesco sete 
CHAPTER III. 
Route of thirty-eighth and thirty-ninth parallels, from surveys under Capt. Gunnison, topographical engineers, and 
i Gity REL RO hi atie Btilrntl GaAs CER Rep snariqndss co sso™ Soocoa DOSES SOOO DAS RASOSS OOH Roe oscar E Saco sonsS 
CHAPTER IY. 
Route of thirty-fifth parallel, surveyed by Lieut. Whipple, topographical engineers, in 1853....-----.--.-..------- 
CHAPTER YV. 
Route of thirty-second parallel, surveyed by Capt. J. Pope, topographical engineers, from Preston to Dona Ana, 
1853—Lieut. Parke, topographical engineers, from Dona Ana to Pimas Villages, 1853—Major Emory, topo- 
graphical engineers, from Pimas Villages to mouth of Gila, 1848—Lieut. Williamson, topographical engineers, in 
California, 1853 .......-.-.- SORE CHOC BOSS BES ORIN ie ea a= SSIS IRS Sn SEO Sem oe OTE op os aSecsc cones 
CHAPTER VI. 
Notes from Dr. Wislizenus’s report on the Cimarron route from Independence, Missouri, to Santa Fé, and from the 
reports of Col. Johnston, topographical engineers, Lieut. Smith, topographical engineers, Capt. S. G. French, United 
States artillery, and others, of the route from San Antonio to E] Paso....--....-..----- «-2------+ Roar tase 
71 
74 
79 
109 
