Jan., 1918. Annual Report of the Director, 191 



CHILE EXPLORATION COMPANY, Chuquicamata, Chile. 



108 specimens copper ores and minerals — Chuquicamata, Chile. 

 DEAN, R. S., Chicago. 



II specimens pyrite crystals — RoUa, Missouri (exchange). 



3 specimens chert nodules, i specimen chert nodules, i specimen chert — 



RoUa, Missouri. 



DE BEERS CONSOLIDATED MINES, Ltd., Kimberley, South Africa. 



Series of rocks and minerals accompanying diamonds — Kimberley, 

 South Africa. 



DOHMEN, U. A., Chicago. 



2 specimens invertebrate fossils — Yorkville, Illinois. 



FIELD MUSEUM OF NATURAL HISTORY. 

 Collected by O. C. Farrington: 



432 specimens Colby meteorite — Colby, Wisconsin. 

 24 specimens wind-carved boulders, 4 specimens moraine boulders, i 

 specimen water-worn surface, 4 specimens feldspar, 2 specimens 

 mica schist — Maine and New Hampshire. 

 Collected by J. F. Ferry: 



1 specimen arborescent calcite — Aruba, Dutch West Indies. 

 Collected by H. W. Nichols: 



2 specimens peat — Antioch, Illinois. 



4 specimens limestone, i specimen cave earth — Natural Bridge, 



Virginia. 

 Purchases: 

 43 specimens clay concretions — Nome, Alaska. 



II specimens hewettite and metahewettite — San Miguel Co., Colorado. 

 7 specimens Colby meteorite — Colby, Wisconsin. 

 7 specimens minerals — various localities. 



1 meteorite — Kofa, Arizona. 



FRIESSER, J., Chicago. 



2 mammal skulls, i specimen "coal brass." 



GREENE, NEWTON A., New Albany, Indiana. 



2 specimens crinoids — New Albany, Indiana. 



HARDY, THOMAS, Chicago. 



I marcasite concretion — Cutler, Illinois. 



KURTZ, S. A., Bucyrus, Ohio. 



X specimen Syringopora — Genoa, Ohio. 

 LEOPOLD, NATHAN F. AND ALFRED F., Chicago. 



450 specimens ores and minerals — Lake Superior, Arizona, Colorado and 

 Montana mining districts. 



LUDLOW, MRS. J. B., Chicago. 



29 specimens minerals, fossils and geological specimens — various 

 localities. 



MORRISON, J. B., Cedar, Colorado. 



4 specimens patronite, 4 specimens calciovolborthite — San Miguel 

 County, Colorado. 

 NEW AETNA PORTLAND CEMENT COMPANY, Fenton, Michigan. 



I specimen marl — Squaw Lake, Michigan. 



