﻿330 Miscellaneous Intelligence. 



H. T. Eddy : A contribution to the theory of the maximum stresses in bridges 

 under concentrated loads. 



0. H. Landreth: An improved chimney draught gauge. 



S. S. Haight: A method of establishing a monument point hidden by an 

 obstacle from the transit station. 



Section E. — Geology and Geography. 



A. A. Julien : On the methods of testing building stones by absorption, freez- 

 ing and fire. 



J. C. Branner : Thickness of the glacier in Northeastern Pennsylvania. Some 

 questions relating to the Subcarboniferous and Carboniferous conglomerates. A 

 periodic tidal wave as a geologic agent. 



T. B. Comstock : A remarkable extinct geyser basin in Southwestern Colorado. 

 Hints toward a theory of Volcanism. Drift of the Rocky Mountains. Veins of 

 Southwestern Colorado. Super-metamorphism ; its actuality, inducing causes and 

 general effects. 



S. G. "Williams: The Tully limestone; its distribution, character and fossils. 

 Note on the lower Helderberg rocks of Cayuga Co., N. T. Revision of the Ca- 

 yuga Lake section of the Devonian. 



W. M. Davis : Mechanical origin of the Triassic monoclinal in the Connecticut 

 Valley. 



L. E. Hicks: Preliminary geological map of Nebraska, east of the 98th meri- 

 dian. The Permian formation in Nebraska. Some typical well-sections in Ne- 

 braska. The Lincoln salt-basin. 



J. S. Newberry: On Devonian and Carboniferous fishes. On the Cretaceous 

 flora of North America. 



G. K. Gilbert: The place of Niagara Falls in geologic history. Some new 

 geologic wrinkles. 



J. Pohlman : The Niagara gorge. 



R. S. Woodward: On the rate of recession of the Niagara Falls. 



E. W. Claypole: Buffalo and Chicago, or what might have been. On the 

 deep well at Akron, Ohio. On some Carboniferous wood from Ohio. 



1. C. White: Rounded bowlders at high altitudes along some Appalachian 

 rivers. The criticisms of the anticlinal theory of natural gas. 



W. J. McGee : Topography of head of Chesapeake Bay. Quaternary geology 

 of the head of Chesapeake Bay. 



N. S. Ringueberg: A track illustrating one mode of progression of the trilobite. 



H. S. Williams : The Strophomenidse, a paleontological study of the initiation 

 of geuera and species. 



J. C. Smock: Notes on the Archaean rocks of the Highlands east of the Hud- 

 son River in New York. 



C. D. Walcott: Cambrian age of the roofing slates of Granville, Washington 

 Co., New York. 



J. D. Dana: Fossils from the Taconic. 



W. B. Dwight : Paleontological observations on the Taconic limestones of 

 Canaan, Columbia Co., N. Y. 



R. P. Whitfield: Notice of geological investigations along the eastern shore 

 of Lake Champlain, conducted by Prof. H. M. Seely and Pres. Ezra Brainard, 

 of Middlebury College, with descriptions of the new fossils discovered. Remarks 

 on molluscan fossils of the New Jersey marl beds, contained in vols, i and ii of 

 the New Jersey Paleontology and on their stratigraphical relations. 



I. P. Bishop : On certain limestones of Columbia Co., N. Y. 



B. K. Emerson: The Holyoke Range on the Connecticut. Preliminary note on 

 the succession of the crystalline rocks in the Connecticut River region. The age 

 and cause of the gorges cut through the trap ridge by the Connecticut River. 



F. J. H. Merrill: On some dynamic effects of the ice sheet. 

 J. Dickenson : The petrified forest of Alabama. 



E. D. Cope: Relations of the ossicula auditus in certain Batrachia. 



G. F. Ktjnz : Remarkable occurrence of rock crystal in the United States. 



G. F. Wright : Some new terrestrial facts bearing on the date of the close of 

 the last glacial period. 



