974 



NEW YORK STATE MUSEUM 



Granite, 952^-54^; value of produc- 

 tion, 9I3^ 95I^ 952^ 



Granville, roofing slate, 949^ 



Granville Slat6 Co., 950®. 



Graphite, 928^-30^; value of produc- 

 tion, 913^ 



Green Ridge, brick manufacture, 

 9188. 



Greene county, building brick, 921^, 

 922^,923^; cement, 914^; clays, 920^; 

 limestone, 956^ 956^; sandstone, 



963', 965'- 



Greenpoint Pottery, 925^ 



Greenport, brick clays, 918^. 



Guelph dolomite, 955^ 



Gypsum, 930^-32^; value of produc- 

 tion, 913^. 



Hague, graphite, 929^, 



Half Way, gypsum, 931^. 



Hamilton beds, 963^. 



Hampden Corundum Wheel Co., 

 926^. 



Hampton, roofing slate, 949^. 



Hartsdale, granite, 95^^. 



Hastings, granite, 952^. 



Haverstraw, clays, 918^; trap, 967^. 



Hebron, roofing slate, 949^. 



Helderberg Portland Cement Co., 

 916", 916^, 917^ 



Helderbergian group, 956^. 



Hematite, 933^, 937^. 



Herkimer county, granite, 953^ ; lime- 

 stone, 954®, 955*, 957^; magnetite, 



933^ 937^ 

 High Falls Pyrite Co., 9462. 

 Hilfinger Bros., 925^. 

 HoUey, sandstone, 966^. 

 Home Gas Co., 944^ 

 •Hoosick, roofing slate, 949^. 

 Howes Cave, cement, 914^. 

 Hudson, clays, 918^; limestone, 956^. 

 Hudson Iron Co., 933^, 937^- 

 Hudson Portland Cement Co., 916^ 

 Hudson River Bluestone Co., 966^. 

 Hudson River Ore and Iron Co., 937^ 

 Hudson river sandstone, 962V 

 Hudson valley, clays, 917^; building 



brick, 922^-23^. 

 Hulberton, sandstone, 962^, 966^. 

 Hurd, A. J., 9401 



Hutchings, B. R., mentioned, 946^. 

 Hydraulic cement, see Cement. 



International Acheson Graphite Co., 



930'- 

 International Pulp Co., 969^. 

 International Salt Co., 949^*. 

 Iron ore, 932^-38^; production, 911®, 



934^; value of production, 913^; 



developments at Mineville, 934^- 



36^ 

 Iroquois Portland Cement Co., 916^. 

 Iroquois Salt Co., 947^ 

 Ithaca, salt, 947^, 949^; sandstone, 



963'- 



Jamesville Milling Co., 917^. 



Jefferson county, building brick, 

 921^; clays, 920^; granite, 953^, 

 953^, 954^; lime, 958.^; limestone, 

 955^, 957^ 958^; sandstone, 961^, 

 962^. 



Jones, F. W. & Co., 959^ 9612. 



Kaolin, no deposits of economic value 



in New York, 917^. 

 Kazenstein, George W., 966^. 

 Keeseville, granite, 953^. 

 Kerhonkson, millstones, 938^. 

 Kings county, clays, 920^; draintile 



and sewer pipe, 923^; fire brick 



and stove lining, 923^; pottery, 



924''; terra cotta, fireproofing and 



building tile, 923^. 

 Kings Ferry, sandstone, 963^. 

 Kingston, clays, 918^; limestone, 



956^ 

 Kinkel, P. H. & Son, 926^. 

 Kirkpatrick Bros., 966''. 

 Kreischerville, brick manufacture, 



9i8«. 

 Kurth, Charles, 924^. 

 Kyserike, millstones, 938®. 



Lake Mohegan, granite, 953^. 

 Lancaster, J. R., 926^. 

 Lansing, H., 932^. 

 Leroy, limestone, 956*; salt, 947^. 

 Lewis, F. H., cited, 914^. 

 Lewis county, granite, 953^; lime- 

 stone, 955*; sandstone, 962^. 

 Leyotte, Peter, 959^ 961^ 



