INDEX. F 2 . 419 



Page. 



Section of V b, Centre, Madison t., 257,258 



" of V b, variegated shale, (327', ) Landisburg, 372 



" of flint beds, Tuscarora t., 364 



11 of V a, Little Illinois valley, Toboyne t., 358 



" of VI b, Clark's mill, Centre t., typical, 182 



" of VI, Garber's quarry, Spring t., 337 



" of VIII b 1, Barnett's ore bank, N. Bloomfield, 193 



" of VIII b, Tudor's, Madison t., 261 



" of VIII bottom, west of Centre mills, 262 



" of VIII c 2, Centre t., .203 



" of VIII /, (563',) Newport beds, Howe t., 225 



'• of VIII-IX and IX, Barger's run, Liverpool t., 244 



" of coal bed, Buffalo t., 153,154 



Sediment in river water, 39 



Seidel, (A.,) VIII c 2, fossil-ore tunnel, Rye t., 95,10.1,314 



Sequosockoo, ... 395 



Schaeffer's valley in Jackson t., . . 229 



" " V b shales, narrow, wooded, secluded, Madison t., 249 



Shallow water, pebble bed, VIII /, Wheatfield t., 393 



Sharp mountain, 9 



Sherman"s creek and valley, 17,24,25,27,29,157,253,367 



Shermansdale, in Carroll t., 5,159 



" mill, Kingsmill SS. VIII-IX, 74 ; section, 166 



Shope's flagstone quarry VIII c 1, 1 m. fr. Bixler's mill, Savage t., . . . . 326 



Shrubs of Perry county catalogued, Ch. VI, 113 



Shull, (C.) quarry in VI b, Madison t., 260 



Side thrust of the formations amounts to 40 %, 41 



Silicifled corals of VI ; see Fossils, 160,183 



Sink-holes numerous in fields of VIII c 2 ridges, 198 



Slaughterbeck hill, (Michael's ridge,) Greenwood t. (IV), 215 



11 " anticlinal, natural fortress, visible from all sides, 216 



Slickensides, 41 



Slope of Perry county eastward ; Sherman's creek, 25 



Smiley, (C. H.,) of New Bloomfield, 395 



Smith's (H.) ochre digging, VII, 101 



" VI quarry and red ochre banks, Carroll t., 161 



" 3" coal bed in VIII b 5, near New Germany, 342 



" farm house, Wheatfield t., 392 



Soils requiring lime, ... . 103 



" of top of hill slopes plowed away down hill, 175 



" of Pfoutz's valley good, 213 



" of northern hill land of Juniata t. very poor, 237 



" of northern Madison t. partly limestone and strong, but rather cold 



and hard to work ; of southern, warm, red, . 247 



" of Liberty valley, Madison t., warm and fertile, 249 



" of vale of New Bloomfield, warm and rich, 171 



" of Raccoon valley, V 6, Savage t., fertile, 324 



" of V b, warm and fertile, undulating, Spring t., 54,336 



" of V h red shale, up Long valley, very fertile, 372 



" of VII in Madison t., yellow; no ridges of VII, 260 



" of VIII b 5, the poorest in the county, but makes the best roads, . . 65 



