24 



REPORT OF NATIONAL MUSEUM, 1901. 



erable time in collecting fossils in Canada, in the vicinity of Buffalo, 

 Vw York, in Maryland, and in eastern Pennsylvania, his inquiries 

 being specially directed toward fixing more definitely the line separating 

 the Silurian and Devonian systems in America. Examinations of the 

 Cambrian fossiliferous deposits of Newfoundland, Nova Scotia, Russia, 

 and Sweden were conducted in the interest of the Museum by Dr. 

 Charles I ). Walcott, Director of the V. S. Geological Survey, and 

 under his direction by Mr. S. Ward Loper and Mr. M. Schmalensee. 

 ( iollecting outfits have been furnished to the following persons who 

 have offered to collect material for the Museum: Commander Frederic 

 Singer, U. S. Navy, light-house inspector. Key West, Florida; Dr. S. 

 P. Graver, Montevideo, Uruguay; Mr. R. T. Young, Boulder, Colo- 

 rado; Mr. Selwyn Branch, Roseau, Dominica, British West Indies; Dr. 

 E. A. Mearns, U. S. Army, Newport, Rhode Island; Mr. Leon J. 

 Guthrie, United States weather observer, Willemstad, Curacao; Prof. 

 J. B. Steeiv. /vim Arbor. Michigan; Mr. Percy W. Shufeldt, Wash- 

 ington, District of Columbia; Mr. Frank E. Read, Newport News, 

 Virginia; Mr. Howard W. North, Culver, Indiana; the Baldwin-Ziegler 

 Polar Expedition; Mr. C. B. Adams, Macon, Georgia; Mr. William C. 

 Peterson, Canaveral, Florida; Mr. M. L. Robb, Manila, Philippine 

 Islands. 



DISTRIBUTION AM) EXCHANGE OF SPECIMENS. 



Ten thousand and sixty-five specimens have been sent out as gifts to 



educational establishments and in the conduct of exchanges, and !>,6S3 

 specimens have been lent for study. The gifts, which have been com- 

 paratively few, as little material has been available for the purpose 

 during the year, consisted mainly of marine invertebrates and casts 

 of prehistoric implements. A new series of marine invertebrates and 

 a series illustrating rock weathering and soil formation are in course 

 of preparation. 



Appendix III contains a detailed statement of all the distributions. 

 The number of lots sent to each State and foreign country are 

 enumerated in the list below: 



-late or country. 



Alabama . . . 

 Arkansas 

 California . 



Connecticut 



:!•(■ 



District ol Columbia 



Georgia 



Idaho 



Illinois 



Indiana 



stair or country. 



Iowa 



Kansas 



Kentucky . . . 

 Louisiana . . . 



Maine 



Maryland . . . 

 Massachuse'tt 



Michigan 



Minnesota . . . 



Missouri 



Nebraska .... 



No. 



