CONTENTS. xm 
CHAPTER IV. 
New Custom-house Regulations on the Mexican Frontier — Continuation of 
the Journey to California — Mexican Passport System — Commencement 
of Spring Vegetation in the Sand — Crossing the Eio Grande — Valley of 
Mesilla — Geological Features — A Murderer joins our Party — Smallpox 
effects a Life Insurance — Pdo de los Mimbres — Ojo de Inez — Long 
March without Water — Dry Lagoon — Natural "Wells — A beautiful 
Spring and Indian Beastliness — Guadalupe Pass — San Bernardino — 
Origin of the Rio Yaqui — Monument with Indian Hieroglyphics — 
Springs of the Rio de San Pedro — Apaches — Charming Valleys — Strata 
of Conglomerate — Tmpassable Mountain Pass — Santa Cruz Page 470 
CHAPTER V. 
River and Valley of Santa Cruz — Landscape Scenery — Hacienda de la Cala- 
basa and its German Inhabitants — Fights -with the Apaches — The old 
Mission of Tumacacori — Travelling Companions — Saguarro, or the Giant 
Cactus — San Xavier del Bac — Old Acquaintances — Christian Pimas — 
European Adventurers in the Service of a Sonora private Gentleman — 
Tubac — Tucson — A Desert of Dust and Clay — Isolated Pyramid of Rock 
— Scenes in the Desert — Gila Lagoon — Heathen Pimas — The Mezquite 
Bean — Idyllic Scenes, and Character of the Pimas.. .. .. 493 
CHAPTER VI. 
Journey down the Gila — Casas Blancas — Campo Grande — Hydro-geological 
Remarks — The Cocomaricopas — Ethnological Remarks from the Narra- 
tive of their Chief — Hair and singular Head-dresses — Robbers and Mur- 
derers in our Camp — Insecurity of the Gila and Colorado Region — 
Revolutionary Movement in Sonora — Valley Pass and Rocky Desert — 
Heat of the Gila Valley — The Chief of the Pimas, and indescribable Music 
— ■ Hickey's Hollow — Annual Grasses — Lava Terraces of the Gila Valley 
— Indian Hieroglyphics — Opinion as to their Meaning — Footpath worn 
in the Rocks of a Mountain Summit — Conjectures as to the Age of the 
Hieroglyphics — A Party of Cocopas in our Camp — View from Summit of 
Mountain — Arrival at the Colorado — Camp Yuma — The Yuma Indians 
— Colorado City — Passage of Steamer — Crossing the Colorado . . 509 
CHAPTER VII. 
From the Colorado to Los Angeles — The Desert — Old Sea-shore — Discharge 
of Water from the Colorado into the Desert — Different Qualities of the 
Soil — Toads and Frogs in the Desert — The Little Lagoon — Dead Fish — 
Mountain Chains — Rain Water — The Stony Desert and the Gypsum 
Desert — Bones of destroved Herds of Cattle — Mineralosdcal Ants — 
