SECRETARY'S REPORT 21 



be kept intact as a unit to be known as the James Smith Memorial 

 Collection. C. V. Morton obtained 1,066 specimens of plants on his 

 collecting trip to the Sawtooth Wilderness Area, Idaho. 



Significant material from the Guayana Highland area, Venezuela, 

 included 1,341 specimens sent by the New York Botanical Garden in 

 exchange or with a request for identifications; and 330 specimens 

 received f rom the Chicago Natural History Museum as a gift for 

 names. 



A valuable collection of 1,000 Brazilian plants collected by Amaro. 

 Macedo was purchased by the Museum. More than 900 plants of Fiji 

 and New Caledonia collected by H. S. McKee were acquired in part 

 by purchase, in part for identification, and in part in exchange from 

 the Botanical Gardens, Department of Agriculture, Sydney, Aus- 

 tralia. 



Among the numerous exchanges were 1,285 plants of New Guinea 

 and Australia received from the Commonwealth Scientific and In- 

 dustrial Research Organization, Canberra, Australia ; and 1,769 speci- 

 mens from the Academy of Natural Sciences of Philadelphia, includ- 

 ing a number of historic importance from the United States and Latin 

 American countries. 



Two transfers were received from the Department of the Interior : 

 578 plants of Alaska collected by Victor H. Cahalane from the Na- 

 tional Park Service; and 1,197 plants of Micronesia collected by F. R. 

 Fosberg from the Geological Survey. 



Geology. — Specimens of great scientific and historical value, made 

 by the General Electric Co. and described by them as the first syn- 

 thetic diamonds, make up one of the most unusual and interesting 

 items added to the mineral collection in recent years. Among other 

 fine and rare minerals received as gifts are: From Prof. A. Schoep 

 a specimen of his new species likasite, a complex copper nitrate from 

 the Belgian Congo; from Prof. F. Heide crystals of his new iron- 

 boracite (ericaite) from the South Harz District, Germany; and 

 several large masses of jadeite from a newly discovered locality in 

 Guatemala, collected for the Museum by James Dupont. 



Among the 564 specimens added to the Roebling collection were 

 some of outstanding exhibition quality, including an 18-inch pink 

 tourmaline crystal from Mozambique, a flawless peridot crystal from 

 Burma weighing 455 carats, and a magnificent group of unusually 

 large autunite crystals from the Daybreak mine near Spokane, Wash. 

 From the led-zinc mines of Trepca, Yugoslavia, came a series of 

 select crystallized specimens of pyrrhotite, sphalerite, and arsenopy- 

 rite. A magnificent specimen of the rare paradamite from the 

 Ouelja mine, near Mapimi, Mexico, recently described as a new species 

 by Dr. George Switzer, was obtained as an exchange. 



