Oct. 1899. Annual Report of the Director. 381 



BARBOUR, PROF. E. H., Lincoln, Neb. 



20 specimens showing structure and probable early forms of Damonelix 

 — South Dakota and Nebraska. 



50 specimens, including Inoceramus^ concretions, golden calcite, faulted 

 sandstone, laminated limestone, dendrite, etc. — South Dakota and 

 Nebraska. 

 BUTTS, MRS. P. D., 340 Fifty-seventh street, Chicago. 



I specimen Chlorastrolite (cut stone) — Isle Royal, Lake Superior. 

 CALDWELL, DR. CHAS., Chicago. 



I specimen Oligoclase — Minnesota. 

 CAMBRIDGE TILE MANUFACTURING CO., Covington, Ky. 



32 specimens art tiles. 

 CANADIAN PEAT FUEL CO., Toronto, Ont. 



10 specimens of peat and its products — Welland bog, Welland, Ont. 

 CARR, J. C, Morris, 111. 



48 specimens, representing 45 species of Carboniferous fossil plants— 

 Mazon Creek, Grundy Co., 111. 

 CHICAGO ACADEMY OF SCIENCES, Lincoln Park, Chicago. 



26 specimens fossils — Illinois and British Columbia (exchange). 

 CHICAGO VARNISH CO., Chicago. 



I specimen elaterite — L'tah. 

 COLORADO ONYX Co., 19 West Twenty-fourth street. New York City. 



5 slabs onyx — Steamboat Springs, Colo. 

 DAVIDSON BROS. MARBLE CO.. Chicago. 



I polished slab of Pavonazzo marble — Italy. 

 I polished slab of common white marble — Italy. 

 DERN, JOHN, President Mercur Gold Mining and Milling Co., Salt Lake City, 

 Utah. 

 Series of specimens, including gold ore, leaching solutions, mill product, 

 etc., illustrating extraction of gold by the cyanide process as con- 

 ducted at Mercur, Utah. 

 DOLDER, ADOLF, Panama, Colombia. 



3 specimens gold ore, quartz and sulphides — Colombia. 

 EVANS MARBLE CO., Knoxville, Tenn. 



6 slabs marble, 9x16 inches, polished, illustrating varieties of Tennessee 



marbles. 

 FIELD, J. B., Atlantic City, N. M. 



I specimen opal in matrix — Queretaro, Mexico. 

 FIELD COLUMBIAN MUSEUM. 

 Collected by D. G. Elliot: 



I quartz crystal — Olympian Mountains. 

 Collected by O. C. Farrington: 



I glaciated pebble — Grindelwald Glacier, Switzerland. 

 Collected by C. F. Millspaugh: 



7 specimens limestone, building stone, soil and fossils — Bermuda Islands. 

 Purchases: 



17 mineral specimens, including Opal,. Endlichite, Lawsonite, Crocoite, 



etc. 

 I Elephas tooth— Bliss, Snake River, Idaho. 

 I etched section of Mount Joy meteorite, weighing 733 grammes — Mount 



Joy, Adams Co., Pa. 

 5 photographs, views in South Dakota. 

 I section of Jamestown meteorite weighing 104 grammes. 

 I etched section of Hayden Creek, Idaho, meteorite, weighing 51 



grammes. 

 I aerolite — Ness City, Kansas. 

 I Elephas tooth — Street of Waxahachie, Texas. 



