INDEX 



317 



Distribution of trees, 304. 



Dixon, Jeremiah, 34. 



Doe Run, 105. 



Dorsey, C. W., 20, 227. 



Drainage, 297. 



Drainage of the Atlantic Coastal 



Plain region, 66. 

 Drainage of the Piedmont Plateau 



region, 70. 

 Ducatel, J. T., 35, 39, 51, 197. 

 Duffy Creek, 164. 

 Dunlap, Thos., 54. 

 Durand, Elias, 51. 



E. 



Earlville, 162. 



Eastern Shore district of Cecil 



county, 65. 

 Eder, 211. 



Egg Hill, 152, 154, 155, 166, 167. 

 Elk Neck, 27, 64, 66, 75, 155, 166, 168, 



170, 171, 206, 209, 211, 243, 297, 



305. 

 Elk River, 28, 33, 34, 64, 67, 68, 70, 



154, 155, 183. 

 Elkton, 43, 65, 67, 68, 87, 111, 128, 



153, 181, 182, 183, 206, 218, 239, 



243, 245, 289, 290, 292, 306. 

 Elkton clay discussed, 245. 

 Elkton clay, products of, 246. 

 Emerson, B. K., 84. 

 Eocene in Cecil county, 164. 

 Eruptive rocks, age of, 108. 

 Evans, N. N., 116. 

 Extremes of temperature, 254. 



Fair Hill, 93, 114. 



Farmer, Jos., 219. 



Farrer map of Chesapeake Bay, 32. 



Fassig, O. L., 20, 249. 



Feldspar, 96, 217. 



Feldspar, analysis of, 129. 



Fencing, material for, 307. 



Finch, F., 249. 



Finch, J., 37, 51. 



Fire-clays, 210. 



Fire protection, 309. 



Fisher, R. S., 53. 



Fish House clay beds, 193. 



"Flint stones," 102. 



Foley, John, 295. 



Fontaine, W. M., 43, 57. 



Ford, J. H., 211. 



Forests, 295. 



Forests, early condition of, 310. 



Forest fires, 308. 



Forests, future of, 310. 



Forests, improvements to, 312. 



Forest-producing capacity of Cecil 



county, 311. 

 Forest trees, 302. 

 Forest types, 298. 

 Fossils in Navesink marls, 161. 

 Fossils of Patapsco formation, 155. 

 Fossils of Patuxent formation, 153. 

 Fossils of Raritan formation, 157. 

 Fossils in the Talbot formation, 173. 

 Founding of Cecil county, 26. 

 Foys Hill, 27, 66, 154, 155, 166, 181. 

 France, J. R., 250. 

 Frazer, Persifer, Jr., 55, 104. 

 Fredericktown, 157, 162, 164. 

 Freeze, Simon, 197. 

 Frenchtown, 91, 99, 117, 136, 181, 



196, 198, 203. 

 Fruit industry in Cecil county, 229. 

 Furnace Creek, 67. 

 Future of forests, 310. 



a. 



Gabb, W. M., 53. 



Gabbro, 92, 121, 128. 



Gabbro, analyses of, 124. 



Gabbro as road material, 224. 



Galbreath, A. F., 256. 



Gannett, Henry, 272. 



Garnet, 115, 116. 



Gee, Joshua, 220. 



Genth, F. A., Jr., 116, 141. 



Geographic and geologic relations, 

 84. 



Geographic research in Cecil county, 

 32. 



Geologic research in Cecil county, 

 36. 



Geological record, interpretation of, 

 173. 



Geological terms, glossary of, 143. 



Geology of Coastal Plain forma- 

 tions, 149. 



Geology of the crystalline rocks, 83. 



Georgetown, 67. 



Gibson, Benj., 222. 



Gilbert, G. K., 43. 



Gillmore, Q. A., 54, 201. 



Gilpin Rocks, 99. 



Glossary of geological terms, 143. 



