zSo Cincinnati Society of Natiiral History. 



Santiago Deutschin Wissenschaftlichen Verein. 



Verhandlungen. Heft 3. 

 School of Mines Quarterly. New York. 



Vol. VII, Nos. 2 to 4. Vol. XIII, No. i. 

 Second Geological Survey of Pennsylvania: 



A 2 — Coal Waste. 



A C — Mining Methods and Atlas. 



A A — Anthracite Region. Report I. 



(A A) — Atlas : Anthracite Region. 3 vols. 



H 6 — Jefferson Co. 2nd Report. 



H 7 — Clearfield Co. 2nd Report. 



I — Venango Co. 



I 4— Warren Co. Oil Wells. 



Q 3 — Mercer Co. 



Q 4 — Crawford and Erie Co's. 



R 2 — Part II. Cameron, Elk and Forest Co's. 



V 2 — Clarion Co. 



D 3 — Vol. I. Lehigh and Northampton Co's. 



D 3— Vol. 11. Berks Co. Part I. 



(D 3)— Atlas to Vols. I and II. 



D 5 — Maps of Cumberland, Franklin and Adams Co's. 

 Sheets of S, Mountain. 



F 2 — Perry Co. 



G 4 — Clinton Co. 



G 5 — Susquehanna and Wayne Co's. 



G 6 — Pike and Monroe Co's. 



G 7 — Susquehanna River Region. 



T 2 — Bedford and Fulton Co's. 



T 3 — Huntington Co. 



T 4 — Center Co. 



C 4 — Chester Co. 



C 5 — Delaware Co. 



C 6 — Philadelphia. 



M 3 — Chemical Analysis. 



P— Vol. Ill, Coal Flora 



P 2 — Permo Carboniferous Plants. 



P 3 — Ceratiocardiae and Eurypteridae, 



Z — Terminal Moraine. 

 Grand Atlas: 



Div. I. County Geological Maps, Part I. 



Div. II. Anthracite Coal Fields, Parts I, II. 



Div. III. Petroleum and Bituminous Coal Fields, Part I. 



Div. IV. South Mountain and Great Valley Topograph- 

 Maps, Part I. 



Div. V. Central and Southeastern Pennsylvania, Part I. 

 Sociedad Mexicana de Historia Natural Mexico. 



La Naturaliza, Vol, VII, Parts 11 to 15. 



