44 Loose Incoherent Sands and Rock Outcrop. 



Ouachita, La., 6, p. — . 



Paris, Tex., 5, p. — . 

 Parsons, Kans., 5, p. — . 

 Pecos Valley, N. Mex., 1, p. 36. 

 Perry County, Ala., 4, p. 309. 

 Pikeville, Tenn., 5, p. — . 

 Pontiac, Mich., 5, p. — . 

 Posey County, Ind., 4, p. 441. 

 Prince Edward, Va., 3, p. 259. 

 Prince George County, Md., 3, p. 173. 

 Provo, Utah, 5, p. — . 



Raleigh to Newbern,N. C, 2, p. 187. 

 Russell, Kans., 5, p. — . 



St. Clair County, 111., 4, p. 507. 

 St. Mary County, Md., 2, p. 125. 

 Salem, N. J., 3, p. 125. 

 Salem, Oreg., 5, p. — . 

 Salinas Valley, Cal., 3, p. 481. 

 Salt Lake Valley, Utah, 1, p. 77. 

 Salt River Valley, Ariz., 2, p. 287. 

 Sangamon County, 111., 6, p. — . 

 San Gabriel, Cal., 3, p. 559. 

 San Jose, Cal., o, p. — . 

 San Luis Valley, Colo., 5, p. — . 

 Santa Ana, Cal., 2, p. 385. 

 Scott County, Ky., 5, j). — . 

 Sevier Valley, Utah, 2, p. 243. 



Shelby County, Mo., 5, p. — . 

 Smedes, Miss., 4, p. 325. 

 Solomonsville, Ariz., 5, \\. — . 

 Stanton, Xebr., 5, p. — . 

 Statesville, N. C, 3, p. 273. 

 Story County, Iowa, 5, p. — . 

 Stuttgart, Ark., 4, p. 611. 

 Syracuse, K. Y., 5, p. — . 



Toledo, Ohio, 4, p. 383. 

 Tazewell County, 111., 4, p. 465. 

 Trenton, X. J., 4, p. 163. 



Union County, Ky., 4, p. 425. 



Ventura, Cal., 3, p. 521. 

 Vernon, Tex., 4, p. 365. 

 Viroqua, Wis., 5, p. — . 



Walla Walla, Wash., 4, p. 711, 

 Weber County, Utah, 2, p. 207. 

 Westfield, X. Y., 3, p. 75. 

 Wichita, Kans., 4, p. 623. 

 Willis, Tex., 3, p. 007. 

 Winnebago County, 111., 5, \\. — 

 Woodville, Tex., 5, p. — . 

 Worcester County, *Md., 5, p. — . 



Yazoo, Miss., 3, p. 359. 

 Yakima, Wash., 3, p. 389. 

 Yuma, Ariz., 4, j). 777. 



SOIL. TYPES RECOGNIZED BY THE BUREAU OF 



SOILS. 



[For convenience in comparing soils the mechanical analyses have been re- 

 calculated and averaged and given in four grades, as follows: 



1 2 3 4 



Fine gravel. Fine sand. Silt. Clay. 



Coarse sand. Very fine sand. 

 Medium sand. 



The number in j)arentheses immediately following ".soil" and "subsoil" in- 

 dicate the number of samples from which the average has l)een derived.] 



LOOSK I\( OHEKE.VT SAM»S AM) K<K K OlTdtOP. 



There are certain soils and rock exposiireH which do not readily 

 fall into any general classification, and which by excessive local 

 action of wind or water are liable to occur in any areas or in any 

 group of soils and to W formed of any kind of material. They 



