FRAZER, P., JR. ; Page. 
Trap Dyke through Lancaster County, Pa., &¢..........-.-s 270, 278 
Experiments to Illustrate the formation of Limonite......... Go RY) 
Armsiof word Baltimore’on) Mile"Posts < cya.) ss ee) 6 et) ee 280) 
@ranialselanes in ‘a ModelBusty a. ce teal cite te) - ee =) ol tellisiey tage) Pontomin 289 
Microscopical Observations of the Phonograph Record........ 531, 712 
Metrie Tables calenlated foruse. . 7. =. 6 5. = as ew Bye ei DOOy be 
Pot-holes and Indian Sculpture in the Susquehanna. ......... oe ee: 
Geological Section along the Susquehanna... .........+4+..-. 719 
Ripple Marks on a Slab of Limestone....... Rea SONS Sy a ao eee 725 
Electrotype of phonograph ribbon by Edison. ............-.- 725 
GATSCHET, A. S. 
AMMO CENA Gao oo Goon Oo oe BOOS Oa S 490, 712 
GENTH, F. A. 
TelluriunwandsVianadi uma Manerails se) sigh sitet ons hewn siete «a9, 113 
GINLEY, W. 
CruraleProcessesinuGemus, Ate... ceiche ice © eu uncii cle | Utem WIN omt-an eines 314, 337 
Hanns CE: 
Fossils in Westmoreland County, Pa............-. glee se sarees 270 
Haupt, H. 
Seaboard Pipe Line Notes. ....... Misi Se 4 ee eee . 18, 186 
Horn, G. H. 
IBOSHMChIG@ OF the WMmIteGIStabeSt.. mo.) coe i) ol lleep sited © oh eite aehamsere 540, 715 
Colyaude ot the United) States. .0., sc. cre -uisel ise eal =) teiloinsits 535, 715 
Houston, Epwin J. 
Emiproy ed /Teliep WO Ciey-:s1 so. 17 rents erect fo, (ales Caled seins «0 ented Revs -bh vliapes ts Rie 720 
Microphone wRielaiyc cies. «20.5 wr isgchae emis elke) 20s lle een wis (tO 
HUBBARD, H. G. 
Coleopterd OF MM ChI Pac a1.) vee wit shes ie) cle el era one-one 593, 627, 648 
IDEA Ole Vi) Llormey en TH OKAC MKT ede dag) co GIN cod futile OMdy oct Sea oho 666 
Krrxwoop, D. 
WOrolitie Hpoch of Nov. 1213.2 su. aes Hs as) et aed enero 
LAUTENBACH, B. F. 
lamelation! of apolartizediNeEvye. siepe'ientsent- tele) Dacha eens el) nee 728 
LeConte, J. L. 
Schiwarzisi Coleoptera Of HIOLIGA Reims joi eure non os, (eos! ot ep leieaelll . 308, 470 
New Species of Coleoptera of Michigan....... RR ANC Arty , 593, 715 
LEsLEY, J. P. ; 
Note on the Etymology of wazaptog. . ... ... 2 ee ee ee es iy 7 
Magnesium Limestone, Analyses at Harrisburg. ........... 260, 279 
PUCTREN TA (CCUMMGS ir). oe) ep este, locks, 6 ivvisl o) © ol BOM ne LRU. MeL eames 714 
Geological Colored County Maps of Pennsylvania............ 12 
Sea-board Oil Pipe Line across Pennsylvania... ..... s.«..ues 14 
List of Fossilsin Westmoreland County........... ae OM aes 270 
Grystals/of'Calciteienclosed in Wimaomitey. s.r ene eiien -iei ren sn eiastte A hs! 
PossibleiOnthocernasicast ini AZoOle?2 ROCKS, cus 7. clei eu ent seiael ones ieaaianiots 312 
CatskilliSection~ py A. (Shier wOod!sts cc <1. 2.6 ells) eel elkeh i A creer era HTELO. 
Mens owanwBatrachian.< cise.) sie) ele) eae Meche wolnioh cline ce Caos ae 2 
LESQUEREUX, L. 
Siluritnandeblanits 1MiOhO Ts...) tes) c) lho oiteneera ie teen men EATS Sod UGE 
Fungus Discovered in the Darlington Shales. ............ 173, 267 
Cordaites in the Carboniferous formation., .......-..... 312, 314, 315 
