97 Geological Bibliography of Virginia 41 



The Virginias, vol. vi, pp. 3-5, 1885. 



— The Building Stones and Quarry Industr}^ of Virginia. 



The Virginias, vol.'vi, pp. 80-82, 1885. 



The Rockbridge Alum Springs. 



The Virginias, vol. vi, pp. 93-94, illustrated, 1885. 



The Building Stones of Virginia. 



The Virginias, vol. vi, pp. 107-108, 109a, 1885. 



The Geology of Highland County, Virginia. 



The Virginias, vol. vi, pp. 121-122, 1885. 



The Natural Grand Divisions of Virginia. 



The Virginias, vol. vi, pp. 124-125, map and se(ftion, 

 1885. 



The Virginia Tin Mines. 



The Virginias, vol. vi, p. 168, 1885. 



From an article by A. Winslow to the Engr. and Min. Jour. 



The Geological Survey of Virginia 1835-1841. Its His- 

 tory and Influence in the Advancement of Geologic Sci- 

 ence. (Amer. Assoc. Adv. Sci., 44th Meeting, Springfield, 

 Mass., 1895. Presidential Address, Secft. E.). 



Catalogue des Bibliographies Geologiques, par Emm. de 

 Margerie, Paris, 1896, p. 604. 



Howell, I. H., Analysis of Flat Top Coke. 



The Virginias, vol. iv, pp. 137-138, 1883. 



(Hull. Manganese Distridls at Crimora. 



Bull U. S. Geol. Surv., No. 99, p. 67, 1891). 



Hungerford, W. S., Mining in Soft Ore- Bodies at Low Moor, 

 Virginia. 



Trans. Amer. Inst. Min. Engrs., vol. xvii, pp. 103-107, 

 figures, 1888-89. 



Hunt, Henry, A Visit to the Red Sulphur Spring of Vir- 

 ginia during the Summer of 1837, with Observations on 

 the Waters. 



Washington, D. C, 1838, p. 27. 



Hunt, T. S., On the Copper Deposits of the Blue Ridge. 

 (See Engr. and Min. Jour., New York, 1873). 

 Amer. Jour. Sci., 3d ser. , vol. vi, pp. 305-308, 1873. 



