| Call number | Item |
| Q | Science (Go to start of category) |
| QB-QE | Physical Sciences (Go to start of category) |
| QE | Geology (Go to start of category) |
| QE 431 .B66 | ![[X-Info]](http://onlinebooks.library.upenn.edu/infouc.gif) Handbuch der lithologie oder gesteinlehre, von Dr. J. Reinhard Blum ... (Erlangen, F. Enke, 1860), by Johann Reinhard Blum (page images at HathiTrust) |
| QE431 .B7 | Grundlagen der physikalisch-chemischen petrographie, von dr. H.E. Boeke ... mit 168 textfiguren und 2 tafeln. (Berlin, Gebrüder Borntraeger, 1915), by H. E. Boeke (page images at HathiTrust; US access only) |
| QE431 .B86 1896 | An introduction to the study of rocks. By L. Fletcher. (London, Printed by order of the Trustees, 1896), by British Museum (Natural History). Department of Mineralogy (page images at HathiTrust; US access only) |
| QE431 .B86 1898 | An introduction to the study of rocks. (London : [s.n.], 1898), by British Museum (Natural History). Department of Mineralogy (page images at HathiTrust) |
| QE 431 .B861 1909 | An introduction to the study of rocks and guide to the museum collection. By L. Fletcher ... (London, Printed by order of the Trustees, 1909), by British Museum (Natural History). Department of Mineralogy (page images at HathiTrust; US access only) |
| QE 431 .B89 1910 | Petrographie (Gesteinskunde) von Dr. W. Bruhns ... Mit 15 abbildungen... (Leipzig, G. J. Göschen, 1910), by Willy Bruhns (page images at HathiTrust; US access only) |
| QE 431 .C689 | Rocks and their origins, by Grenville A. J. Cole ... (Cambridge [Eng.] The University press, 1912), by Grenville A. J. Cole (page images at HathiTrust; US access only) |
| QE 431 .C689 1922 | Rocks and their origins, by Grenville A. J. Cole ... (Cambridge [Eng.] The University press;, 1922), by Grenville A. J. Cole (page images at HathiTrust; US access only) |
| QE 431 .C689 1922 | Rocks and their origins, by Grenville A. J. Cole ... (Cambridge [Eng.] The University press; New York, G. P. Putnam's sons, 1922), by Grenville A. J. Cole (page images at HathiTrust; US access only) |
| QE431 .C7 | Rocks and their origins, by Grenville A.J. Cole ... (Cambridge [Eng.] The University press; New York, G.P. Putnam's sons, 1912), by Grenville A. J. Cole (page images at HathiTrust; US access only) |
| QE431 .C82 | Die gesteinslehre, von Bernhard Cotta. (Freiberg, J. G. Engelhardt, 1855), by Bernhard von Cotta (page images at HathiTrust) |
| QE 431 .D65 | Petrogenesis, von Dr. C. Doelter ... (Braunschweig, F. Vieweg und sohn, 1906), by Cornelio August Doelter y Cisterich (page images at HathiTrust; US access only) |
| QE 431 .D65 | Petrogenesis, von Dr. C. Doelter ... (Braunschweig, F. Vieweg und Sohn, 1906), by Cornelio August Doelter y Cisterich (page images at HathiTrust; US access only) |
| QE431 .F32 1949 | Structural petrology of deformed rocks / by Harold Williams Fairbairn ; with supplementary chapters on statistical analysis by Felix Chayes. (Cambridge, Mass. : Addison-Wesley Press, 1949), by H. W. Fairbairn (page images at HathiTrust) |
| QE 431 .H282p 1897 | Petrology for students: an introduction to the study of rocks under the microscope. By Alfred Harker. (Cambridge, University press, 1897), by Alfred Harker (page images at HathiTrust; US access only) |
| QE 431 .H282p 1919 | Petrology for students: an introduction to the study of rocks under the microscope. By Alfred Harker. (Cambridge, University press, 1919), by Alfred Harker (page images at HathiTrust; US access only) |
| QE 431 .H77 | Grundzüge des systematischen petrographie auf genetischer grundlage, von dr. W. Hommel ... (Berlin, Verlag von Gebrüder Borntraeger, 1919-), by Woldemar Hommel (page images at HathiTrust; US access only) |
| QE431 .I18 | Rock minerals, their chemical and physical characters and their determination in thin sections, (New York, J. Wiley & sons; [etc., etc.], 1906), by Joseph Paxson Iddings (page images at HathiTrust) |
| QE431 .I3 1911 | Rock minerals, their chemical and physical characters and their determination in thin sections, by Joseph P. Iddings. (New York, J. Wiley & sons; [etc., etc.], 1911), by Joseph Paxson Iddings (page images at HathiTrust) |
| QE431 .I3 1911 | Rock minerals, their chemical and physical characters and their determination in thin sections, by Joseph P. Iddings (New York, J. Wiley & Sons; [etc., etc.], 1911), by Joseph Paxson Iddings (page images at HathiTrust) |
| QE431 .J3 1884 | Les roches; description et analyse au microscope de leurs éléments minéralogiques et de leur structure, gisements--emplois. (Paris, J. Rothschild, 1884), by Éd. Jannettaz (page images at HathiTrust; US access only) |
| QE 431 .J34r | Les roches et leurs éléments minéralogiques; descriptions--analyses microscopiques--structures--gisements. (Paris, J. Rothschild, 1900), by Édouard i.e. Pierre Michel Édouard Jannettaz (page images at HathiTrust; US access only) |
| QE 431 .J34r 1910 | Les roches et leurs éléments minéralogiques; descriptions-analyses microsocopiques-structures-gisements. (Paris, A. Hermann et fils, 1910), by Édouard i.e. Pierre Michel Édouard Jannettaz (page images at HathiTrust; US access only) |
| QE 431 .J7 | Manual of petrographic methods. (New York : McGraw-Hill, 1914), by Albert Johannsen (page images at HathiTrust) |
| QE 431 .K14 | Elemente der Lithologie. Für Studirende bearbeitet. (Heidelberg: C. Winter, 1886), by Ernst Kalkowsky (page images at HathiTrust; US access only) |
