INDEX. 385 PAGE Hamilton, L. A., well of ............................................... .'157 tamilton, W F., well drilled by ...................................... 176 H am m ock defined ...................................................... 217 Hammock lands, description of ........................................ 98 Hancock, L. D., well of .................. ........................188 Hanna, H ., well of .................................................... 164 Hard rock phosphate, description of ................................... 21- 24 in lime-sink region .............................. 221 production of in 19o9.............................40, 41 Hardison, R. B., soil survey by ......................................... 364 Hardpan ....................................... 24, 26, 34, 83, 96-97, 222, 225,295 Harney, W. W., on elevations in South Florida ......................... 364 Harper, R. M., work of .......................................... 9, 197, 360, 364 Hasard, post-Pliocene deposits near ................................... 137 Haskins, H. D., on peat ........................................... 309,360, 361 H astings, wells at ............................................... ..... 146-147 Haven, H. C., well drilled by .......................................... 179 Haw Creek, wells on............................................. 145 Helena Run, Lake Co ...........................................281,298,300 l tendry, S., well of .................................................... 183 1fenry, A. M., analyses by........132, I56, 157, 183, 185, 187, i88, 191,192, 195, 295 assistance from ........................................ 206 Hernando County phosphates of ........................................ 29 Herzog, H.., analysis of water by ....................................... 177 H ibernia, well at ...................................................... 157-158 analysis of water from..................................... 157 High Bluff, Clay Co., exposure at ...................................... 89 High Bluff, Nassau Co., exposure at ................................... 127 H igh pine land ........................................................ 96,268 Highland, elevation of ................................................153-154 Hildreth, phosphates near ............................................. 25 Hilgard, E. W ., writings of ....................................100, 210,310, 361 Hilliard, analysis of water from ....................................... 134 elevation of'................................................. 126 wells at ................ ............. ........... .... 133-134 Hillsboro County, phosphates of .................................... 33, 35, 36 Hindshaw, H. H., on peat of U. S ...................................... 301 Hinman, R., geography by ............................................. 366 Hirth, L. G., well of. .............. ... ......... 132 Hitchcock, A. S., on Florida plants ........................ 317, 321,351,355,364 Hog Island, Levy Co., peat deposits of ................................223, 243 Hogans Landing, exposure at .......................................... 154 Hogtown Prairie, map of ............................................... 66 Holcomb, W D., assistance from ....................................... 85 Hollenshead, W. H., analysis of water by ............................... 178 Holmes, J. A., on peat .........................................361,364 Holmes, W. F., assistance from...................................... 85 log of well by ...................................... 171 wells drilled by................................... 171, 172 Holy Branch, wells at ............................................'1 484