86 Scientific Intelligence. 



No. 49. Geology and Mineral Resources of Part of the Cum- 

 berland Gap Coal Field, Kentucky; by George Hall Ashley 

 and Leonidas Chalmers Glenn, in cooperation with the State 

 Geological Department of Kentucky, C. J. Norwood, Curator. 

 Pp. 239, with 40 plates, 13 figures and two pocket maps. 



Bulletins. — No. 269. Corundum, its Occurrence and Dis- 

 tribution in the United States; by Joseph Hyde Pratt. Pp. 1 76, 

 with 1*8 plates and 26 figures. This is a revised and enlarged 

 edition of Bulletin No. 180. 



No. 274. A Dictionary of Altitudes in the United States. 

 Fourth edition ; compiled by Henry Gannett. Pp. 1072. 



No. 280. The Rampart Gold Placer Region, Alaska; by L. 

 M. Prindle and Frank L. Hess. Pp. 54, with 7 plates and 1 

 figure. 



No. 281. Results of Spirit Leveling in the State of New York 

 for the years 1896 to 1905 inclusive; by S. S. Gannett and D. 

 H. Baldwin. Pp. 112. 



No. 282. Oil Fields of the Texas-Louisiana Gulf Coastal 

 Plain; by N. M. Fenneman. Pp. 146, with 11 plates and 15 

 figures. 



No. 288. Results of Spirit Leveling in Pennsylvania for the 

 years 1899 to 1905 inclusive ; by S. S. Gannett and D. H. 

 Baldwin. Pp. 62. 



Water-Supply and Irrigation Papers. — No. 148. Geol- 

 ogy and Water Resources of Oklahoma ; by Charles Newton 

 Gould. Pp. 178, with 22 plates and 32 figures. 



No. 153. The Underflow in Arkansas Valley in Western 

 Kansas ; by Charles S. Slichter. Pp. 90, with 3 plates and 24 

 figures. 



No. 154. The Geology and Water Resources of the Eastern 

 Portion of the Panhandle of Texas; by Charles N. Gould. 

 Pp. 64, with 15 plates and 4 figures. 



No. 157. Underground Water in the Valleys of Utah Lake 

 and Jordan River, Utah ; by B. Richardson. Pp. 76, with 9 

 plates and 5 figures. 



Nos. 134, 165, 166, 167, 168, 169, 171. Report of Progress of 

 Stream Measurements for the Calendar year 1905. Prepared 

 under the direction of F. H. Newell. Parts I-V, VII, XL 



3. Pleistocene Geology of Mooers Quadrangle ; by J. B. 

 Woodavorth. Bulletin 83 New York State Museum, pp. 60, 

 with Bibliography and Index. One geologic map and 25 plates. 



Ancient Water Levels of the Champlaiti and Hudson Val- 

 leys ; by J. B. Woodworth. Bulletin 84, N. Y. State Museum, 

 pp. 265, with Bibliography and Index. One geologic map and 

 28 plates. Published by the New York State Education Depart- 

 ment, Albany, New York, 1905. — An examination of the pub- 

 lished maps depicting late Pleistocene events will show that one 

 of the latest phases, that of ice withdrawal from the Champlain 

 and lower St. Lawrence valleys, has been least perfectly under- 

 stood. The question of marine invasion subsequent to such with- 



