722 



REPORT OF NATIONAL MUSEUM, 1904. 



Pago. 

 Frazer, John F., assistant, survey of Penn- 

 sylvania 490 



Frazer, Persifor, asssistant, survey of Penn- 

 sylvania 582 



metallurgist, Hayden sur- 

 vey 592 



sketch of 697 



Freeman, H. C, assistant, Illinois survey .. -196 



Frogs, live, buried in rocks 245 



Fuller, C. B., zoologist, survey of Maine ... 511 



Gabb, William M., assistant, survey of Cali- 

 fornia 515 



sketchof. 697 



Gage, J. R., assistant, survey of Missouri... 555 



Galena limestone 496 



Gannett, Henry, astronomer, Hayden sur- 

 vey 596 



topographer, Hayden sur- 

 vey 598 



Geest 253 



Geikie, Archibald, quoted 287 



Gems, origin of, by Schoolcraft 244 



Genesis and geology, comparison by Ben- 

 jamin Silliman 317-318 



Genth, F. A., sketch of 697 



Geological column, development of 677,679 



map, first American, by Maelure. 217 

 Society of Pennsylvania, organi- 

 zation 



of ... . 320 

 publi- 

 cations 



of 321 



survey, first at public expense.. 266 



survey of Pennsylvania 344 



Text-book, by Amos Eaton 295 



Geology, first recognition of, by the General 



Government 323 



of the Globe, by Hitchcock 463 



Key to, by Richard 



Owen 474 



Georgia, geological work of John R. Cotting. 335 



work of George Little 552 



Gesner, Abraham, sketch of 339, 697 



views on origin of drift . 338 

 i r o n 



ore. 337 



the deluge 339 



value of fossils 

 for correlation 



purposes 337 



uplift of strata. 337 



work in New Brunswick. 353 



Nova Scotia 336 



Gibbs, Col. George, on iron oresof Franconia, . 



N. H 223 



supposed volcanoes 



in Connecticut 209 



Gibbs, George, jr., sketch of 697 



work in Washington 456 



Gibbs, Wolcott, assistant to Jackson in 



Michigan H5 



Gibson, John B., on trap rocks of Conewago 



Hills 254 



sketchof 697 



Gilbert, Grove K., assistant, survey of 



Ohio 541 



Basin Range named.. 616 

 chief geologist, 



Wheeler survey 616 



sketch of 698 



work in Henry Moun- 

 tains 622 



Gilmer, F. W., on origin of Natural Bridge. 224 

 Gilmore, Robert, catalogue of minerals of 



Baltimore, Md 224 



Glacial drift, views of Peter Dobson 273 



motion 581 



Glaciation, two periods suggested 463 



views of J. W. Dawson 521 



J.D.Whitney 580 



Glaciers, Agassiz's studies of 364 



and glaciation. See Drift. 



Glenn, J. W., State geologist of Texas 509 



Godon, S., mineralogical map of Maryland. 214 



observations 222 



Gold-bearing rocks of California, age of 516 



Goodale, George L., botanist on Maine sur- 

 vey 511 



Grand Canyon of Colorado, exploration of, 



by J. W. Powell 566 



Gray, Alonzo, elements of geology ; . . . 392 



Cray, Asa, with Hayden survey 602 



Great Lakes and sources of the Mississippi, 



expedition to 274 



Green, H. A., assistant, Illinois survey 496 



Green, Jacob, monograph of Trilobites 305 



sketch of 698 



views as to value of fossils . . 305 



Gregory, J.W., views on Eozoonal structure. 645 

 Grinnell, George B., paleontologist, Ludlow 



expedition 568 



sketch of 698 



Giimbel, C. W., finding of Eozoonal struc- 

 tures in Bavaria 640 



Gtittard, referred to 207 



Guy, \V. E., assistant, survey of Missouri... 555 



Gypsum of Iowa, age of 533 



origin of, by J. W. Dawson 576 



D.D.Owen 413 



Hafner, Ludwig {*cc also Lewis Harper) ... 140 



Hager, Albert D., geologist, Vermont survey 469 



sketch of 698 



work in Missouri 554 



Hague, Arnold, assistant, fortieth parallel 



survey 608, 609 



sketch of 698 



Hague, J. D., sketch of 698 



Haldeman, Samuel S., assistant, survey of 



Pennsylvania . . . 490 



sketch of 698 



views on Taconic . 665 

 Hall, C. E., assistant; survey of Pennsyl- 

 vania 582 



Hall, James (clergyman), sketchof 699 



views on weath- 

 ering of trap 



rucks 255 



Hall, .lames, connection with survey of 



Canada - r >l V 



