774 



INDEX. 



Emery, W. B., Green River desert 



section, Utah, 551. 

 Engineering Education, Mann, 772,. 

 Epsomite, spotted lakes of, Jenkins, 



638. 

 Equidae of North America, Osborn, 



770. 

 Evolution of Earth, 770. 

 — in medicine, A'dami, 691. 



Ferguson, J. B., melting points of 

 cristobalite and tridymite, 417. 



Field Museum, publications, 479. 



Foote, H .W., progress of chemis- 

 try, 1818-1918, 259. 



Ford, W. E., growth of mineralogy, 

 1818-1918, 240. 



G 

 GEOLOGICAL REPORTS. 



Canada, 477, 547- 

 Maryland, 768. 

 West Virginia, 769. 



Geological surveys, Government, 



1818-1918, Smith, 171. 

 Geology, history, 1818-1918, Schu- 



chert, 45; Gregory, 104; Barrell, 



133; Lull 193. 



GEOLOGY. 



Cedar Mt. trap ridge near Hart- 

 ford, Davis, 476. 

 Cretaceous age of the "Miocene 



flora" of Sakhalin, Kryshtofo- 



vich, 502. 

 Devonian of West Tennessee, 



Dunbar, 732. 

 Equidse, Osborn, 770. 

 Geologic section of Pennsylvania, 



Butts, 523. 

 Glaciation, Paleozoic, Alaska, 



Kirk, 511. 

 Green River desert section, Utah, 



Emery, 551. 

 Homalonotus, Reed, 771. 

 Lopolith, Grout, 516. 

 Mysticocrinus, Springer, 666. 

 Onaping map area, Collins, 547. 

 Oregon Cascades, Smith, 546. 

 Plants, Fossil, Seward, 475. 

 Pliocene history of Mississippi, 



Shaw, 547- 

 Rhode Island geology, Hawkins, 



437- 

 San Lorenzo series of middle 



California, Clark, 769. 

 Timiskaming County, Quebec, 

 Wilson, 547. 

 Geophysical Laboratory, Washing- 

 ton, work of, Sosman, 255. 

 Getman, F. H., Chemistry, 765. 



Gilbert, G. K., obituary notice, 



Davis, 669. 

 Gooch, F. A., determination of 



vanadic acid, 427; barium and 



strontium, separation, 538. 

 Goodale, G. L., development of 



botany since 1818, 399. 

 Gregory, H. E., progress in inter- 



pietation of land forms, 104. 

 Grout, F. F., lopolith, 516. 



H 



Hackh, I. W. D., modification of 

 the periodic table, 481. 



Hawkins, A. C, geology of Rhode 

 Island, 437. 



Helvetica, Chimica Acta, 480. 



Hildebrand, J. H., Chemistry, 614. 



Hopewell-Smith, A., Histology of 

 the Mouth, 480. 



Huff, W. J., preparation of hypo- 

 phosphates, 587. 



Jenkins, O. P., spotted lakes of 



epsomite, 638. 

 Johnson, C. N., Teeth, 772. 

 Jonson, E., law of dissipation of 



motion, 578. 



K 

 Kirk, E., Paleozoic glaciation in 



Alaska, 511. 

 Kryshtofovich, A. N., Cretaceous 



age of the "Miocene flora" of 



Sakhalin, 502. 



Lecithin, Maclean, 549. 



Lester, O. C, radioactive mineral 

 springs of Colorado, 621. 



Light, scattering of, by dust free 

 air, Strutt, 615. 



Lull, R. S., development of verte- 

 brate Paleontology, 193. 



M 



Maclean, H., Lecithin and Allied 

 Substances, 549. 



Mann, C. R., Engineering Educa- 

 tion, 772. 



Mansfield, G. R., western phos- 

 phates of the U. S., 591. 



Maryland geol. survey, 768. 



Mellor, J. W., Inorganic Chemistry, 



54 1 - 



Merwin, H. E., melting points of 

 cristobalite and tridymite, 417. 



Metals, Chemical Combinations, 

 Giua and Robinson, 689. 



Miller, E., Origin of Planetary Sys- 

 tem, 542. 



