INDEX TO CLAYS 01? NEW YOEK 



943 



Tompkins & Smith, brick yard, 722». 

 Tompkins county, brick yards, 728*- 



3 P. 

 Tonawanda, clay deposits, 574^; brick 



yard, 722'. 

 Tonawanda creek, Cashaqua shale, 



834^ 

 Topography, indications of clay de- 

 posits from, 629'. 

 Torrey park land co., 718^ 

 Townsend, P. M. C, brick yard, 727', 



728^ 

 Troy, brick yards, 707°; clay deposits, 



707°; sewer pipe manufacture, 770\ 

 Tunnel driers, 670^-71°; illus. facing 



p. 671. 

 Turner, J., brick yard, 725°. 

 Turning, pottery clay, 804''-5''. 



trister county, brick yards, 699^ 699^- 

 701', 732*. 



Ultramarine manufacture, 852'. 



Underhill, W. A., brick yards, 691*. 



Undermining, 632°. 



Union porcelain works, 823°; illus. fac- 

 ing p. 793-94, 799, 808, 816. 



United States, occurrence of clay, 

 611^-27°. / 



Up-draft kill. ,^3°, 677*. 



Upham, Warren, on eskars, 575'. 



Uranium oxid, 777°. 



Uses of clay, 564«-65=, 636^-42^ 845^- 

 53'. 



Utica, pottery works, 824". 



Utica shale, 579^. 



Vanadiates, 509°. 



Vanadium, 511'. 



Van Cortland, delta deposits, 588'. 



Van Dusen, F. M., brick yard, 70P. 



Vaughn, Charles, brick yard, 710^. 



Vernon, W. H., brick yard, 732^ 



Verplanck, clay deposits, 585°; brick 



yards, 691'-92*. 

 Verplanck point brick yard, 692'. 

 Vicat's needle for testing plasticity, 



542'. 

 Victor, pottery works, 824*. 

 Virginia, clay deposits, 627'. 

 Viscosity, 551', 563'. 

 Vitrification, 551=, 563'. 

 Vitrified brick, 494*, 551°; glazing, 



652*; 

 manufacture: in Alabama, 611'; in 



Kentucky, 617°, 617»-18\ 

 Vogt, G., on plasticity of clays, 504'. 

 Von Buch, Leopold, on kaolin, 499'. 

 Vultg, H. T., methods of analyzing 



clay, 530'-38'. 



Walling up kilns, 674'. 

 Wallkill valley, terrace, 590'. 



Walsh Bros., brick yards, 703''-4'. 



Wappinger creek, delta deposits, 581*, 

 588'. 



Ward, D. B.,. on diatoms, 599S 609'. ; 



Warners, brick yards, 715''-17°; illus-. 

 facing p. 671, 678, 715, 744, 773, 830; 

 Salina shale, 829'. 



Warsaw, depth of clay, 574'. 



Warwick, clay deposits, 732»-33'. 



Washburn, U. F. & Co., brick yard, 

 693'. 



Washburn Bros., brick yard, 700»-l'. 



Washed brick, 645°, 669'. 



Washing clay, 799'-800'. 



Washington county, brick yard, 709'. 



Water in clay, 528*-30', 543', 544', 

 860'. See also Absorption; Analy- 

 ses. 



Water-smoke, 675=. 



Water-smoking, 529*, 680S 681'. 



Watertown, clay deposits, 575°, 711*; 

 brick yard, 711*. 



Watertown pressed brick co., 711*. 



Watson, Bobert, brick yard, 712°. 



Wayne coimty, brick yards, 718'; 

 sliale, 828°, 829*. 



Weathering, 655', 856'-57^ 



Weaver, G. F., sons, brick yard, 715'. 



Webstera Corners, Hamilton shale, 

 833'-34^ 



Weedsport, brick yard, 718*. 



Wegeli porcelain, composition, 796^. 



Weight, of brick, 528"; of sand, 549*. 



Wells. & Brigham, brick yard, 731°. 



West Deerpark, clay deposits, 604', 

 74P. 



West neck, clay deposits, 597°, 602^ 

 606\ 734°-35*; crumpled layers, 606°; 

 brick yards, 734°-35*; illus. facing 

 p. 735. 



Westchester county, brick yards, 689°- 

 93'. 



Wet pan crushers, 803'-4\ 



Weyer, P. J., brick yard, 727*. 



Wheeler, H. A., on plasticity, 541'; on 

 quartz in clay, 525*; formula for 

 relative fusibility of clays, 552'. 



White earthenware, burning, 811*-14'; 

 decoration, 815--16°; glazing, 809'- 

 11'; manufacture, 514'; New York 

 manufacturers, 823°; illus. facing 

 p. 791-92; and porcelain, compara- 

 tive composition, 796\ 



White granite, 793°. 



Whitehall, terraces, 594'. 



White wash, 68r. 



Whitfield, R. P., on crumpling of clay, 

 593*. 



Williams, C. L., brick yard, 709^ 



Williams H., tests made bv, 647°.' 



Willis, H. M., clay bank, 733°. 



