80 REPORT OF NATIONAL MUSEUM, 190*7. 



Williams, comprising about 4,400 specimens, was purchased. Two 

 small collections of European plants were obtained through exchange 

 with the Botanical Garden at Brussels and the Natural History 

 Museum at Freiburg, Switzerland. 



Geology. — The more important accessions in the division of sys- 

 tematic and applied geology were as follows: A quantity of iron me- 

 teorites. " shale balls,'' altered sandstone, etc.. from Coon Butte, 

 Arizona, deposited by Mi-. 1). M. Barrington, of Philadelphia; a 

 similar collection from the same region, obtained by the head curator 

 of geology during his investigations in May. 1907, under a grant 

 from the Smithsonian Institution; 621 specimens of rocks and ores, 

 secured during investigations by the U. S. Geological Survey, from 

 Encampment ami the Big Horn Mountains in Wyoming, the Pearl 

 district and the Silverton and Ouray quadrangles in Colorado, the 

 Snoqualmie quadrangle in Washington, and the Penobscot Bay 

 quadrangle in Maine, and six tine examples of fractured and crushed 

 bowlders from the Deer Creek coal tields of Arizona: a fine large 

 mass of scheelite from Atolia, San Bernardino County, California, 

 donated by the l)e Golia & Atkins Company; a representative series 

 of copper and nickel ores, from Copper Cliff Mines, Ontario, 

 presented by the Canadian Copper Company; a selected series of 

 Bohemian igneous rocks, in exchange, from Dr. J. E. Hibsch; and a 

 number of scarred pebbles from the ground moraine of China, col- 

 lected by Mr. Bailey Willis and deposited by the Carnegie Institution. 



The division of mineralogy received a small collection of specimens 

 of native gold from mines in the Grass Valley district of California, 

 donated by the President of the United States; several minerals new 

 to the collection or representing new localities, and meteorites from 

 the following places: Santa Rosa, Colombia; Elm Creek, Kansas; 

 Rich Mountain. North Carolina, through exchange with the State 

 Museum, Raleigh; Uberaba, Brazil, through exchange with the K. K. 

 Naturhistorisches Hofmuseum, Vienna; La Becasse, France, through 

 exchange with the Museum of Natural History. Paris; and Selma, 

 Alabama, presented by the American Museum of Natural History, 

 New York. 



The division of stratigraphic paleontology was the recipient of the 

 most extensive and valuable accessions of any of the branches of this 

 department. The U. S. Geological Survey transferred about 45,000 

 specimens of fossil invertebrates from the pre-Cambrian, Cambrian, 

 and Ordovician horizons of the United States, composing the collec- 

 tion which has for some years past been the subject of special study 

 by Dr. Charles D. Walcott. The Hon. Frank Springer, who pur- 

 chased during the year the so-called Pate collection of fossil inver- 

 tebrates, after reserving the crinoids in which he is personally inter- 

 ested, presented the remainder, comprising about 50.000 specimens, 



