402 Scientific Intelligence. 



and lapilli, aided by earthquake shocks. On the other hand, the 

 occurrence at Saint Pierre, occasioned by the sudden descent of 

 an incandescent cloud, is to be regarded as unique in the histoiy 

 of catastrophes caused by volcanic eruptions. l. v. p. 



2. Publications of the United States Geological Survey. — 

 Recent publications of the U. S. Geological Surve}^ are noted in 

 the following list (continued from p. 97 of this volume) : 



Topographic Atlas. — Twenty-seven sheets. 



Folios — No. 157. Passaic Folio, New Jersey-New York. 

 Description of the Passaic Quadrangle ; by N. H. Darton, W. S. 

 Bayley, R. D. Salisbury, and H. B. Kummel. Pp. 27, with 4 

 maps. 



No. 159. Independence Folio, Kansas. Description of the 

 Independence Quadrangle ; by F. C. Schrader. Pp. 7, with 

 Table of Formation Names, 3 maps, and Columnar Sections. 



Monograph. .Vol. xlix. The Ceratopsia ; by John B. Hat- 

 cher. Based on preliminary studies by Othniel C. Marsh. 

 Edited and completed by Richard S. Lull. Pp. 198, with xlix 

 plates, 125 figures. This volume was noticed on page 98 of this 

 volume. 



Professional Paper C2. The Geolog}^ and Ore Deposits of the 

 Coeur D'Alene District, Idaho ; by Frederick Leslie Ransome 

 and Frank Cathcart Calkins. Pp. 203, with xxix plates, 23 

 figures. 



Bulletins. — No. 335. Geology and Mineral Resources of the 

 Controller Bay Region, Alaska ; by G. C. Martin. Pp. 141, 

 with x plates, 2 figures. 



No. 337. The Fairbanks and Rampart Quadrangles, Yukon- 

 Tanana Region, Alaska ; by L. M. Prindle. With a section on 

 the Rampart Placers, by F. L. Hess : and a Paper on the Water 

 Supply of the Fairbanks Region, by C. C. Covert. Pp. 102, 

 v plates, 3 figures. 



No. 340. "Contributions to Economic Geology, 1907. Part I. — 

 Metals and Non-metals, except Fuels ; C. W. Hates and Wal- 

 demar Lindgren, Geologists in charge. Pp. 482, with vi plates 

 and 26 figures. 



No. 344. The Strength of Concrete Beams. Results of Tests 

 of 108 Beams (First Series) made at the Structural-material Test- 

 ing Laboratories ; by Richard L. Humphrey. Pp. 58, with I 

 plate and 13 figures. 



No. 345. Mineral Resources of Alaska. Report on Progress 

 of Investigations in 1907; by Alfred H. Brooks and others. 

 Pp. 294, with v plates, 7 figures. 



No. 346. Structure of the Berea Oil Sand in the Flushing 

 Quadrangle, Harrison, Belmont, and Guernsey Counties, Ohio ; 

 by W. T. Griswold. Pp. 28, with II plates. 



'3. Graptolites of New York, part 2, Graptolites of the Higher 

 Beds, by R. Ruedemann, Mem. 11, N. Y. State Mus., 1908, pp., 

 583, plates 31. — In this volume, indispensable both for students 

 of graptolites and of stratigraphy, Doctor Ruedemann completes 



