932 



NEW YOKK STATE MUSEUM 



Drowned lands, clay deposits, 732^, 



733». 

 Dry clay process, 6Q4i''-Q6*; illus. fac- 

 ing p. 664-66; cost, 686*. 

 Dry pan crushers, illus. facing p. 653, 



656, 759, 765. 

 Dry press machines, 495', 664'; illus. 



facing p. 666, 816. 

 Dry pressed brick, see Pressed brick. 

 Drying, bricks, 655^ 668^-72'; drain 



tile, 770' ; pottery clay, 806^ 

 Dufek, W. T., stoneware works, 823". 

 Dummler, C, on weight of sand, 549'; 



table of analyses, 566^. 

 Dunkirk, brick yard, 724^-25^; clay 



deposits, 574', 724^-25==. 

 Dunn, Dolan & Co., brick yard, 734'. 

 Dutchess county, brick yards, 696^, 



696^-98^ 701^-2=. 

 Dutchess Junction, clay deposits, 577^ 



586S 696«-97'; illus. facing p. 577; 



terrace, 586^; illus. facing p. 592; 



delta deposits, 588^; brick yards, 



696»-97^ 



Earthenware, description, 791*, clay 

 used in manufacture, 521^; manu- 

 facturers, 823'-24^ 913'-25*; value 

 of output, 494". See also White 

 earthenware. 



East Bethany, clay deposits, 771^-72*; 

 drain tile works, 771^-72^ 



East Kingston, brick yards, 699^-700°, 

 illus. facing p. 700; clay deposits, 

 699«-700'. 



East Williston, brick yards, 733'-34=; 

 clay deposits, 605', 733'-34^ 



Eastern hydraulic pressed brick co., 

 650». 



Eastern paving brick co., 756^; illus. 

 facing p. 679. 



Eddyville, stratification, 579<'-80l 



Edgar (Fla.), clay analysis, 539'-40^ 



Edgarton, W. D., brick yard, 718'. 



Efflorescence on bricks, 679*-85*. 



Eggshell ware, 798^ 



Eighteen Mile creek, Cashaqua shale, 

 834'. 



Electric supplies, 798'; manufacturers, 

 824S 824'; illus. facing p. 809, 814-17. 



Elko mining and milling co., 848'. 



Elm Point, clay deposits, 596'; terra 

 cotta clays, 761°; stoneware clays, 

 817''-18°, 820'. 



Elmira, brick yard, 727*; clay depos- 

 its, 576^ 



Emmons, Ebenezer, on boulders, 595^. 



Empire brick works, Horseheads, illus. 

 facing p. 840. 



Empire china works, 823'. 



Empire state brick co., 727°, 728^ 



Enameled brick, manufacture, 650^-52*. 



Encaustic tile, 774'; manufacture, 514', 



775'-76=; painting, 778'. 

 Endaly kilns, 674'. 

 England, glass-pot clays, 787'; kaolins, 



793'. 

 English ball clays, plasticity, 542°. 

 Epsom salts, see Magnesium sulfate. 

 Erie county, brick yards, 722'-24''; 



shale, 829=. 

 Eskars, 575'. See also Kames. 

 Estuary deposits, 576', 592°. 

 Eureka pressed brick co., 714'. 

 European clays, per cent of quartz in, 



525'; glass pot clays, 787'. 

 Evans, brick yard, 724'. 

 Excelsior brick co., 693^ 694'. 

 Expansion tests of fire brick, 785'. 

 Experiments on glazes, 653^. 

 Exploring for clay, 629'-30°. 

 Eye brick, 677^ 



Fairport, Salina shale, 829'. 



Farmingdale, brick works, 738^-42^; il- 

 lus. facing p. 665, 678, 740; clay de- 

 posits, 604', 738^-42=; illus. facing p. 

 604. 



Feldspar, 497', 506^ 514', 578°, 652», 

 705\ 841'-44°; analyses, 498S 499°, 

 842^; effect on color of clays, 515°, 

 565', 635'; aid to fusion, 512', 563=; 

 kaolinization, 498'-501^; lime in, 

 520^; mineralogic characters, 841'- 

 42'; occurrence, 793', 842'-43°; prep- 

 aration, 843'; illus. facing p. 793; 

 price, 843'-44°; properties, 534'; 

 source of potash and soda, 513'; 

 source of alkaline compounds, 514'; 

 uses, 547^ 843'; varieties, 497'. 



Felter & Mather, brick yard, 695'. 



Ferguson, Alexander, brick yard, 707*. 



Ferric carbonate, see Siderite. 



Ferric oxid, see Iron oxid. 



Ferrier & Golden, brick yard, 703°; 

 ring pit; illus. facing p. 659. 



Ferruginous sandstone, 605'. 



Ferruginous shale, 646'. 



Fickes, E. S., tests of common brick, 

 648'. 



Filling paper, 852^. 



Finnegan T., brick yard, 705'-6*. 



Finnimore, D. W., brick yard, 711*. 



Fire brick, 783'-84°; analyses, 786*; 

 use as chamotte, 550'; expansion 

 tests, 785'; specific gravity, 786*; 

 value of output, 493^ 494'; 



manufacture: 784'-86'; illus. facing 

 p. 783-86; in Colorado, 613'; in Kan- 

 sas, 617°; in Tennessee, 626'; manu- 

 facturers in New York, 913'-25'. 



Fire clays, 568', 781^-90'; illus. facing 

 p. 781; alkalis in, 515'; analyses, 

 536^-37', 789'-90', 866-77; ferric 



