304 FLORIDA STATE GEOLOGICAL SURVEY. 
PAGE. 
Palatka, wells at . 209 
Palm Beach county, areas of artesian flow in . 273 
location and surface features of . 272 
water bearing formations of . 272 
Palm Beach, wells at . 273 
Palmetto, wells at ... 269 
Pass-a-Grille, wells at ... 252 
Penial, wells at . 211 
Penrose', R. A. F. 44 
Peoria, wells at . 205 
Phosphate boulders, formation of . 61 
Phosphates of Florida, bibliography on ... 67 
Phosphates, origin of . 37, 52 
paper on . 27 
production of during 1912 ... 291 
Phosphoric acid, source of . 58 
Pickel, J. M. 40 
Picolata, wells at . 192 
Pierson, wells at . 232 
Pinellas county, areas of artesian flow in . 250 
location and surface features of .. 250 
map of . 259 
water bearing formations in ... 250 
Pinellas Park, wells at . 253 
Plant City, wells at .... 259 
Plate rock, origin of. 62 
Pleistocene . 119 
Pliocene .119 
Polk county, areas of artesian flow in . 263 
location and surface features of . 262 
map of . 262 
water bearing formations of. 263 
Pratt, N. H. 40, 48, 50 
Precipitation in eastern and southern Florida . 125 
Public roads, statistics on. 295 
Punta Gorda, wells at . 272 
Putnam county, areas of artesian flow in . 207 
location and surface features of . 206 
map of . 199 
water bearing formations of. 206 
