400 F\ EEPOET OF PROGRESS. E. W. OLAYPOLE. 



Page. 



Area of Perry county, 2 



Arnolds farm, . 183 



Avis quarry, in VI, 161 



Bailey's run, Miller t., drains basin bet. Mahony and Limestone ridges, . 265 



" " at foot of Stony south steep of Buffalo hills, 270 



*' " line scenery, 270 



Baileysburg, (Old Caroline furnace,) Miller t., 4 



»< bluffs of VIII/, 274 



Ballast for roads from VIII b 5, near Little Germany, 341 



Barger's run valley, 17,26,29 



Barnett's farm in Centre t. shows VIII 6, 190 



44 (Geo.) Marcellus ore diggings, at Bloomfield, 193 



44 rocks, S. of New Blooinheld, best exposes VIII 6 5, 196 



u mill, Centre t., 206 



11 brick clay, near New Bloomfield, , 208 



44 sand pits, VII, pebbly, 208 



Barren (of fossils) shale VIII c 3 (c), 200' Centre t, 69 



44 green shale, VIII c3 (&,) 2O0'±, 205 



Basins (geological) described, 31 



Baskinville in Penn t., 4 



Beach drift of dead shells in Kingsmill SS., 291 



Bear's quarries, VI, largest in Perry co., 160,161 



Bear ponds, head of Patterson's run, Toboyne t., 349 



Beavertown in Jackson t., 5,351 



44 narrows, on Houston's run, Jackson t., 230 



44 fine exposures, 232 



Beggar's run, drains to Bridgeport, Sherman's cr., 333 



44 44 in Spring t., 344 



Bell's hill (Bell's Cop,) Spring t., 335 



44 44 made by VI limestone, 337 



44 44 abandoned ore mines, S. W. New Germany, VIII b, 341 



44 44 limestone (VI,) Tyrone t., 374 



44 44 has no VII on it, 374 



Berry, (J.,) 161 



Berry's mountain, described, 10 



Big river, local name for Susquehanna, Watts t., 382 



Bilman ridge, Savage t., VIII c 2, 321 



44 ' 44 high and rugged eastward, flattens out westward, 321 



44 44 long, romantic gorge made by Buffalo cr., 321,327 



Birdeeye ore, 160 



Bistline's mill, Madison t., Jackson t. line, 57 ; 232 



44 44 near Andersonburg, 253 



44 44 section of V, a, 6, 1262', Madison t, 255 



Bittnan's ridge, VIII c 2 described, 15 



Bituminous limestone, VI a, Millerstown, 58,180,218 



Hixlcr's mills, Savage t., 326 



44 quarry in VI b, 259 



Black cherty limestone beds of VI r, 62 



44 ' 4 44 abound with si licified crinoidal joints, 62 



Black shale, (Marcellus,) see VIII 6, 64 



