130 .1. STAXLKY-BROWN IX'DEX TO VOLUMES 21 TO 30 



Page 

 Hkcker, O., cited on voya.tfes to (IctcriiiiiH' intensity of gravity at sea. 36,183 



Hedin, Sven, cited ou climatic pulsations 25, 532 



— "yardangs" of central xVsia 27. 564 



Hedstrom, ri., cited on Ordovicic of Dalarne 27, 604 



— , Reference to "Geologiska notiser fran Dalarne" of 27, 604 



Heer, Oswald, cited on ]\Iiocene floras 30. r)3ri-536 



Heilprin, a., cited on California Eocene 29, 283 



— , Geological work of 25, 161 



Heim, Albrecut, cited on nictanioriiliisni 28,402 



monocline 27. '.)l-02 



structure of Alps 29, 175 



— elected Correspondent 21,4 



Heineck, F., cited on pillow strm-tnre 25, 598 



Helderberg escarpment as a geological jiark 26, 110 



— Front, Structure of the 23. 5(». 746. 567 



Helderbergian invasion of the Onondag;i coi-.-il fauna 27, 478 



— strata near Cape Girardeau, Missouri, Crinoid genus Sciiithocriini^ 



from 24, 110 



IIelderbekgs, Sherhurne sandstone of the 30, 468 



Helena-Yellowstone Park region, Jurassic erosion surface in 28,161 



Heliltm, Accunmlation of 28, 845 



— , Development of 26, 190 



— of Carnot .spring, Santenay and Cesar spring, Nevis 26, 193 



Hell Creek beds 25. 325 



similar to the Lance 25, 358 



formation, Fossils of the 25. 357-359 



, Montana 25, 356 



Helmert, F. R., cited on pendulum observations 26, 174 



Helmert's fornmla of value of gravity at sealevel 26. 181 



Helmoltz. H. L. F. von, cited on :ige of the sun 28, 901 



Help-jie-Jack Creek, Alaska 23, 567 



Hematite inclo.sed in a basic audesite. The Earth iron-ore deposit 24, 97 



Hemicones at the mouths of hanging valleys ; C. E. De:'ker 26, 76 



Henderson, Junius, cited on climatic changes 25, -548 



Henley, A. S., Discussion of coast range glaciatii»n by 25, 121 



Hennen, R. C., cited on Coal Me;isure sections 30. 583 



Hennen, R. v., cited ou West Virginia oil held 28, 564 



Hennig, Edwin, cited on Tendaguru series 29, 264 



Henry, A. J., cited ou precipitatiim in the Cnited States 25, 538 



Herbette, F., cited on climatic puls.ttions 25, ."i32-533 



Herculanum and Pompeii, Sand at 21, 630 



Herkimer sandstone 29, 351 



Herold, S. C., Tertiary Nassid;ie of the west coast of America 38, 227 



Herrick, C. L., cited on high-level terraces of Rio Grande Valley 21,578 



Herschkl, Sir John, and Babbage, Charles, cited as first to indicate 



tendency to isostasy 26. 178 



Hershey, O. H., cited on penei)lains 29, 580 



— elected Fellow 31, 3 



