DAETON.] 



NORTH AMERICAN GEOLOGY. 



847 



Saudera, Richard H. Blue Stone Flat 

 Top Coal Company's lands. 



The Virginias, vol. 4, pp. 175-176, 4P, 1883. 

 [Report on] slate region. 



2(1 Greol. Surv. Pennsylvania, D3, vol. 1, geol- 

 ogy of Lehigh and ^Northampton counties, pp. 

 83-147, map of Franklin County in atlas, Har- 

 rishurg, 1883. 



Abstract, Am. Jour. Sci., 3d series, vol. 27, 

 p. 69 (J p.), 1884. 



Piatt, Franklin and. Section of the 



Paleozoic rooks in Blair County, Pa. 

 Am. Phil. SoG., Proc., vol. 17, pp. 349-363, 

 714, 3878. 



2d Geol. Surv. Pennsylvania, Report F, fos- 

 sil ore, Juniata Talloy, hy G. H. Dewees, pp. 

 261-264, Harrisburg, 1878. 



Sanford, Edward. An account of depo- 

 sitions of calcareous tufa at Chittenan- 

 go, Madison County, N. T. 



Am. Jour. Sci., vol. 18, pp. 354-356, 1830. 



Satterfield, George. [Record of well 

 boring in Warren County, Tenn.] 



lioports on agriculture of Tennessee, pp. 

 114-116, Nashville, 1877. 



Sauger, Edward B. The geology of cen- 

 tral Australia. 



Am. Nat., vol. 17, pp. 1117-1134, ] 883. 



Sauvage, E. Notice sur les minerals de 

 fer du lac Sup^rieur. 



Annales des Mines, 7th series, vol. 8, pp. 1- 

 35, plate 1, 1875. 



Savage, J. Notes on the geology of the 

 Spanish peaks. 



Kansas Acad. Sci., Trans., vol. 9, pp. 113-114, 

 1885. 



Saville, M. H. The Sanhorn bowlder. 

 Boston Soc. Nat. Hist., Proc, vol. 24, pp. 586- 

 588, 1890. 



Sa^vkius, J. G. Reports on the geology 

 of Jamaica or part 2 of the West Indian 

 survey, with contributions from G. P. 

 Wall, Lucas Barrett, Arthur Lennox, 

 and C. B. Brown, and appendix by 

 Robert Etheridge, vi, 339 pages, 9 

 plates, London, 1869. 



Wall, G. P. and. Report on the sur- 

 vey of the economic geology of Trini- 

 dad. 



Smithsonian Beport for 1856, pp. 281-289, 

 1857. 

 Report on the geology of Trin- 

 idad, pages, map, London, 18fi0. 



Sa'wyer, Amos. On the origin of ravines 

 in the prairie. 



St. Louis Acad. Sci., Trans., vol. 3, p.cxlix, 

 1878. 



Sayler, N. Geological map of Ohio, 

 scale 5 miles to 1 inch, Cincinnati, 1865. 



Geological map of Indiana, scale 5 



miles to 1 inch, Cincinnati, 1865. 



Geological map of Kentucky, scale 5 



miles to 1 inch, Cincinnati, 1865. 



An outline geological map of Ten- 

 nessee [etc.], (after Safford), Cincin- 

 nati, 1866. [Not seen.] 



Sayles, Ira. Oil region of Pennsylva- 

 nia. 



Am. Jour. Sci., 2d series, vol. 39, pp. lOO-IOl 

 (J p.), 1865. 



Schaefier, F. C. On the peat of Dutch- 

 ess County, N. Y. 



Am. Jour. Sci., vol. 1, pp. 139-140, 1818. 

 Kead to Lyceum of Nat. Hist, in New York. 



Schellenberg, F. Z. Map showing out- 

 crop of Pittsburg coal in North Hunt- 

 ingdon Township, Westmoreland Coun- 

 ty, Pa. 



2d Geol. Surv. Pennsylvania, Beport KK, 

 Fayette and "Westmoreland counties, by J. J. 

 Stevenson, p. 351, Harrisburg, 1877. 



Schiel, James. Geological report of the 

 country explored under the thirty- 

 eighth and forty-first parallels of north 

 latitude in 1853-54. 



Beport of explorations for the Pacific Bail- 

 road on the line of the forty-first parallel of 

 north latitude, by E. G. Beckwith, pp. 120- 

 133, 8° [WasMngton, 1854]. 



Explorations and surveys for a railroad 

 route from the Mississippi to the Pacific 

 Ocean, vol 2; Beport, explorations for a rout© 

 for the Pacific Eailroad on the line of the 

 forty-first parallel of north latitude, by Lieut. 

 E. G. Beckwith, pp. 96-112, 4°, Washington, 

 1855 [33d Cong., 2d Sess., Senate Ex. Doc. 

 No. 78]. 



On the presence of phosphoric acid 



in igneous rocks. 



Am. Jour. Sol., 2d series, vol. 31, p. 353 

 (i p.), 1861. 



Schimper, Professor. The age of the 

 Laramie. 



Am. Nat., vol. 13, pp. 197-198 (J p.), 1879. 



Schleiden, H. [Letter from Mexico.] 

 Neues Jahrbuoh, 1834, pp. 33-34 (J p.), 1834. 



[Letter from Guadelupe y Calvo in 



Mexico.] 



Neues Jahrbnch, 1839, pp. 301-304, 1839. 



Schmidt, Adolf. The iron ores of Mis- 

 souri. 



Geol. Surv. Missouri, Preliminary Report 

 on iron ores and coal fields from field work of 

 1872, part 1, pp. 46-214, New York, 1873. 

 Abstract, Am. Nat., vol. 9, pp. 243-245, 1875. 



