FvEPORT OF XATIOXAL, MUSEUM, 1020. 115 



History; Prof. W. L, Bryant, Buffalo Society of Natural Sciences; 

 Miss Julia Gardner, Mr! AV. C. Mansfield, Mr. ^Y. P. Woodring, 

 and Dr. C. Wythe Cooke, of the Geological Survey. 



Distributions. — There have been prepared and sent out from the 

 department 11 sliipments, aggregating* 460 specimens, as gifts; 30 

 shipments, aggregating 1,960 specimens, as exchanges; and 30 ship- 

 ments, aggregating 801 specimens, for stud}'. Of the last, much 

 of the unstudied material, counted for convenience as specimens, 

 Tvas actualh' contained in lots, it being impossible to state the num- 

 ber of specimens. 



In addition to these specially prepared materials there were sent 

 out as gifts 10 sets of minerals and ores, aggregating 850 speci- 

 mens; 3 sets illustrating rock weathering and soil formation. 63 

 specimens; and 6 sets of invertebrate fossils, 273 specimens. 



Total number of specimens in the Department. — For reasons that 

 have been repeatedly stated in years past, it is impossible to give 

 ■with anything like accuracy the number of specimens in the col- 

 lections, either duplicates or otherwise. The statement given below 

 regarding the exhibition series is based on an estimate made in 

 February^ 1010. 



Ksiiiiiati'il siicfimcns on oxliilnlimi. Fel)ruary 31, 1019: 



('lu'ini<-al and dynamical geology 2, l.jO 



Meteorites 825 



Or(>s and nonmotallic minerals G, 704 



Buildinir and ornamental stones '2,Q\?^ 



Minerals, ^;ysle]^atic series r>. 132 



Gems : 1,500 



Petrological collections 1, 704 



Inverteln-ate fossils 24. 000 



Vertebrate fossils CIO 



Fossil i)]ants 3, GOO 



rr 



Total 50. S87 



