360 l^Ew York at the Wokld's Columbian Exposition-. 



GEOUP 55. 

 Mechanical Gold Extractor Co., New York ; Crawford gold extracting milla 



GKOUP 57. 

 Tiffany & Co., New York; saving and reclaiming gold from floor dust, water, etc. 



GEOUP 58. 



drills, channelers, gadders, quarry bars, 

 etc. 

 Rand Drill Co., New York; quarry bars. 



General Electric Co., New York; chan- 

 neling machine. 

 Ingersoll- Sergeant Drill Co., New York; 



GEOUP 60. 



General Electric Co., New York; method of lighting mines, electric blowers, fans 

 and air compressers. 



GEOUP 61. 



Eand Drill Co., New York; air com- 



General Electric Co., New York; elec- 

 tric drills and coal cutters. 



Ingersoll- Sergeant Drill Co. , New York; 

 air compressers, drills, tripods and 

 columns, coal cutters, quarry bars and 

 blasting batteries. 



Lancaster, Jas. H., New York; grap- 

 ples or ore diggers. 



pressors and power drills. 



Suydam, John, Albany; metal flexible 

 joint. 



Worthington, Henry H., New York; 

 water supply pump for diamond drill. 



General Electric Co., New York; elec- 

 tric pumps. 



Gould Mfg. Co., Seneca Falls; deep 

 mine pump. 



GEOUP 62. 



Lancaster, Jas. H., New York; air 



compressers. 



Worthington, H. E., New York; mine 

 pumps. 



GEOUP 63. 



General Electric Co., New York; elec- 1 Lancaster, Jas. H., New York; hoisting 

 trie locomotive. I machine. 



GEOUP 64. 



Chrome Steel Works, Brooklyn; crushed | breaker and ore crusher; b. combined 

 plates, roll shells, shoes and dies. j crusher, rolls and screen; c. ore and rock 



Lancaster, Jas. H,, New York; a. rock | gran ulators. 



GEOUP 67. 



Barber Asphalt Paving Co., New York; 

 photographs of pavements, etc. 



Bisbee, Williams & Co., New York; 

 model of furnace. 



Brumelkamp, P. J., Syracuse; pictures 

 of the salt reservation. 



Egleston, T., New York; blowpipe 

 reactions. 



Kunz, Geo. E., New York; collection 



of framed portraits of mineralogists, me- 

 tallurgists, etc. 



Lancaster, Jas. H., New York; models 

 of iron ore, deoxidizers and melting fur- 

 naces for making steel. 



Ward, Henry A. , Rochester; relief maps. 



Wendt, Asturo F., New York; photo- 

 graphs of metallurgfcal works. 



Exhibits Classed in Other Djjpaetments, but Installed in 

 Department E. 



DEPAETMENT D. GEOUP 40. 



Kunz, Geo. P., New York; wampum made from New Jersey shells. 



DEPARTMENT M. 



Kunz, Geo. P., New York; busts, portraits and medals of famous mineralogists, 

 metallurgists, etc. 



