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SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 78 



gift with an endowment of $50,000, the income of which is to he 

 utihzed for this purpose. In the work at Dover, Mr. Shannon was 

 ably assisted by Mr. James Benn of the Museum's staff and Geo. M. 

 Hyland. 



The opportunity was offered to visit several of the world-famous 

 mineral localities of northern New Jersey. These included the various 

 iron mines of Mine Hill, Wharton, and the vicinity of Dover. 

 Of these the only one now in operation is the Hurd Mine owned by 

 the Replogle Steel Company at Mount Ho]:)e. 



Fig. 6l — Canfield house at Dover, N. J. 



Through the courtesy of the officials of the New Jersey Zinc Com- 

 pany, it was possible to visit the underground workings and surface 

 plant of the great zinc mine at Franklin Furnace, renowned as one of 

 the most productive known localities for rare minerals. The mine 

 and mill are models in efficiency, and the various methods which have 

 been developed for handling the ore are of extreme interest. The 

 quarries which furnish the beautiful zeolites at Great Notch and West 

 Paterson were visited in company with the Newark Mineralogical 

 Society, and a Sunday was spent at the well-known serpentine 

 locality of Montville. 



THE ROEBLING MINERALOGICAL COLLECTION 



In July, 1926, a second of America's foremost collectors of min- 

 erals, Col. Washington A. Roebling, of Trenton, New Jersey, passed 



