— 187 — 



of occtirrence of Pyrite in Bituminous Goal. 539. — G. E. Kedzie : The 

 Bedded Ore-Deposits of Red Mountain Mining District, Ouray Co , Colorado. 

 570. — J. H. Allen: Western Kentucky Coals and Cokes. 581. — A. D. 

 Hodges : Notes on the Topograpliy and Geologie of the Cerro de Pasco, 

 Peru. 729. — J. T. B. Ives : Method of Constructing Strata-Maps to Re- 

 present Stratification or Bedding. 768. — A. Hague : Geological History 

 of the YelloAvstone National Park. 783. — S. F. Emmons : Structural Re- 

 lations of Ore Deposits. 804 — H. E. Colton: Notes on the Topograpliy 

 and Geologie of Western North Carolina. The Hiawassee Valley. 839. — 

 E. Nichols : An Aluminium- Ore. 905. — Ch. A. Ashbürner : Petroleum 

 and Natural Gas in New York State. 906. 



15) The American Journal of Science. Edited by J. D. and E. S. 

 Dana. [Jb. 1888. II. -360-] 



Vol. XXXV. No. 210. Juni 1888. — E. S. Holden: Note on Earth- 

 quake Intensity in San Francisco. 427. — C. A. White : Relation of the 

 Laramie Group to earlier and later Formations. 432. — G. H. Williams : 

 The Gabbros and Diorites of the „Cortlandt Series" on the Hudson River 

 near Peekskill, N. Y. 438. — * W. J. Mc Gee : Three Formations of the 

 Middle Atlantic Slope. 448. — J. W. Gibbs : Comparison of the Elastic 

 and the Electrical Theories of Light with respect to the Law of Double 

 Refraction and the Dispersion of Colors. 467. — H. J. Diddle : Notes on 

 the Surface Geology of Southern Oregon. 475. — F. W. Clarke : Some 

 Nickel Ores from Oregon. 483. — G. P. Merrill: Note on the Secondary 

 Enlargement of Augites in a Peridotite from Little Deer Isle, Maine. 488. 



— New Meteorite from the San Egidio Range, San Bernardino County, 

 California. 490. 



Vol. XXXVI. No. 211. Juli. — H. A. Newton : Relation which the 

 former Orbits of those Meteorites that are in our collections and that 

 were seen to fall, had to the Earth's Orbit. 1. — J. D. Dana: History 

 of Changes in the Mt. Loa Craters (PI. I — III). 14. — W. Broghans 

 and J. M. Alexander: Summit Crater of Mt. Loa in 1880 and 1885. 33. 



— S. L. Penfield : Bertrandite from Mt. Antero, Colorado. 52. — W. W. 

 Dodge : Some Localities of Post-Tertiary and Tertiary Fossils in Massa- 

 chusetts. 56. — E. 0. Howey: A Cordierite Gneiss from Connecticut. 57. 



— W. Hallock : The Flow of Solids. 59. 



No. 212. August. — J. D. Dana : History of Changes in the Mt. Loa 

 Craters. Part II, on Mokuaweoweo. 87. — J. E. W t hitfield and G. P. 

 Merrill : The Fayette County, Texas, Meteorite. 113. — Lester F. Ward : 

 Evidence of the Fossil Plauts as to the Age of the Potomac Formation. 119. 



No. 213. — Ch. D. Walcott : Cambrian Fossils from Mount Stephens. 

 Northwest Territory of Canada. 161. — J. D. Dana: History of Changes 

 in the Mt. Loa Craters. Relations of Kilauea to Mt. Loa and Contrast 

 between Volcanoes on the Mt. Loa and Vesuvius types. 167. — F. P- 

 Dunnington : On the formation of the deposits of Oxides of Manganese. 

 175. — J. P. Iddings : On the Origin of Primary Quartz in Basalt. 208. 

 Geo. F. Kunz : Mineralogical Notes. 222. 



