Piedmont district of Pennsylvania by F Bascom | 289 |
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Contorted Baltimore gneiss | 294 |
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49 Contorted Baltimore gneiss | 295 |
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50 Chester Valley limestone | 298 |
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51 Compressed anticline in Chester Valley limestone | 300 |
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52 Wissahickon micaschist | 302 |
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53 Wissahickoa micagneiss with isoclinal dip | 303 |
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54 Crumpled Wissahickou micagneiss | 305 |
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55 Granitegneiss in Leeperville quarry | 309 |
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56 OJranitegneiss in Wards quarry | 310 |
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57 Photomicrographs of hypersthene gabhro | 312 |
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58 Photomicrographs of hypersthenegabbro | 313 |
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59 Photomicrographs of metagabbro | 314 |
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60 Lafayette soapstoue quarry | 316 |
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61 Specimens of steatite from Montgomery county Pennsyl vania | 317 |
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62 Castle rocka pvroxenite dike | 318 |
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2Sketch of axial lines for major structures of the Piedmont | 342 |
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63 Diabase dike 320 | 348 |
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Correlation of Maryland and Pennsylvania Piedmont formations by E | 354 |
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Figure 1Map of vicinity of Warren | 363 |
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Jacob sand and Montauk drift | 387 |
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Mesozoic section on Cook inlet and Alaska peninsula by T W Stanton | 391 |
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Triassic and Lower Jurassic formations in Alaska | 394 |
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68 Knochkin and Naknek formations Alaska 3v5 69 Euochkin and Naknek formations Alaska | 398 |
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70 Exposures of Naknek formation Alaska | 406 |
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Geological bookkeeping by J F Kemp | 411 |
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Early views on the stratigraphy of Vermont | 420 |
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72 Geological maps of asbestos areas in Quebec and Ver mont | 421 |
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Iiock types | 424 |
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73 Belvidere mountain and Missisquoi valley | 426 |
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LBoll Giol Soo Am Vol 16 1904 367 | 427 |
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Early knowledge of asbestos and its uses | 430 |
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74 Valley at foot of Belvidere mountain looking southeast | 432 |
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Slipblocks from the Tucker property | 434 |
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76 Serpentine block and a section of a crossfiber vein | 434 |
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Amphibolite | 436 |
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77 Photomicrographs of amphibolite | 436 |
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78 Photomicrographs of amphibolite | 438 |
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79 Photomicrographs of serpentine | 440 |
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Photomicrographs of serpentine section 42 | 441 |
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Red beds of southwestern Colorado and their correlation by Whitman | 447 |
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The Triassic unconformity at Ouray | 456 |
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83 The Triassic unconformity at Ouray | 460 |
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Zoology VII Geological series | 498 |
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Tertiary lignite of Brandon Vermont and its fossils by G II Pehkins | 499 |
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Fossils of the lignite of Brandon Vermont | 516 |
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Stratigraphy of the Uinta mountains by C P Bkukey | 517 |
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88 Sections indicating the development of Paleozoic strata in Nevada and the Wasatch uplift | 528 |
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General map of northeastern Utah from Wasatch moun tains to Green river | 528 |
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Proceedings of the Seventeenth Annual Meeting held at Philadelphia Penn | 531 |
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Portrait of Charles E Beecher | 541 |
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Portrait of John B Hatcher | 548 |
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94 plates 74 figures | 559 |
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Summit of Mont Pele | 562 |
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93 Soufriere of Saint Lucia | 567 |
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94 Soufiiere of Saint Lucia and boiling lake of Dominica | 570 |
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Accessions to the Library from July 1904 to July 1905 by H P Cushing | 595 |
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Officers and Fellows of the Geological Society of America | 605 |
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