﻿938 
  

  

  KEW 
  yOKK 
  STATE 
  MUSEUM 
  

  

  Northport 
  bay, 
  stoneware 
  clay, 
  602^; 
  

  

  illus. 
  facing 
  p. 
  819-20. 
  

   Northport 
  clav 
  and 
  fire 
  sand 
  co., 
  820*- 
  

  

  22"; 
  illus. 
  facing 
  p. 
  820. 
  

   Northrup, 
  E. 
  B., 
  clay 
  pit, 
  724^. 
  

   Northrup, 
  J. 
  I., 
  on 
  rhizomorphs, 
  593®. 
  

  

  Oakland 
  valley, 
  brick 
  yards, 
  732^; 
  

  

  clav 
  deposits, 
  732^. 
  

   Ocher, 
  598*, 
  848^ 
  

   Ogden 
  brick 
  co., 
  731'. 
  

   Ogdensburg, 
  clay 
  deposits, 
  575', 
  71P- 
  

  

  12*; 
  brick 
  yards, 
  711^-12*. 
  

   Ohio, 
  clay 
  deposits, 
  624^-25*; 
  fire 
  clay, 
  

  

  536^-37'; 
  flint 
  clays, 
  781^; 
  glass-pot 
  

  

  clays, 
  787^ 
  

   Oldfield 
  Bros., 
  brick 
  yard, 
  693^ 
  

   Olschewsky, 
  W., 
  on 
  plasticity, 
  540^- 
  

  

  4P; 
  on 
  per 
  cent 
  of 
  water 
  in 
  clays, 
  

  

  543\ 
  

   Oneida 
  county, 
  brick 
  yards, 
  713^ 
  714^- 
  

  

  15=^; 
  shale, 
  82G\ 
  

   Oneonta, 
  brick 
  yards, 
  731^. 
  

   Onondaga 
  county, 
  brick 
  yards, 
  715®- 
  

  

  18^ 
  

   Onondaga 
  pottery 
  co., 
  823^; 
  illus. 
  fac- 
  

   ing 
  p. 
  792, 
  795-97, 
  802, 
  804-7. 
  

   Onondaga 
  vitrified 
  pressed 
  brick 
  co., 
  

  

  715^-17", 
  830- 
  ; 
  illus. 
  facing 
  p. 
  663, 
  

  

  671, 
  678, 
  715, 
  744, 
  773, 
  830. 
  

   Ontario 
  county, 
  brick 
  yards, 
  719^-20^; 
  

  

  drain 
  tile 
  Avorks, 
  771®; 
  shale, 
  829'. 
  

   Open 
  yards, 
  669^. 
  

   Orange 
  county, 
  brick 
  yards, 
  696^, 
  698", 
  

  

  731«-32^ 
  732-^-33'. 
  

   Ore-balls, 
  782\ 
  

   Organic 
  matter 
  in 
  clay, 
  509^ 
  51 
  1^ 
  527®- 
  

  

  28*, 
  860^ 
  See 
  also 
  Analyses. 
  

   Orleans 
  county, 
  brick 
  yards, 
  722*. 
  

   Ornamental 
  brick, 
  646®; 
  value 
  of 
  out- 
  

   put, 
  493^, 
  494'; 
  manufacturers, 
  913^- 
  

  

  25*. 
  

   Orton, 
  Edward, 
  jr, 
  cones 
  for 
  sale 
  by, 
  

  

  554®; 
  rattling 
  tests 
  on 
  paving 
  brick, 
  

  

  7oP. 
  

   Oswego 
  Falls, 
  brick 
  yard, 
  718'; 
  clay 
  

  

  dep'osits, 
  718^ 
  

   Oswego 
  valley, 
  clay 
  deposits, 
  575*. 
  

   Otis 
  & 
  Gorsline, 
  sewer 
  pipe 
  works, 
  

  

  769^ 
  

   Otsego 
  county, 
  brick 
  yards, 
  731''. 
  

   Ouimet, 
  J., 
  brick 
  yard, 
  709®; 
  illus. 
  fac- 
  

   ing 
  p. 
  661, 
  674. 
  

   Overbaugh, 
  D. 
  C, 
  brick 
  yard, 
  701'. 
  

   Owasco, 
  brick 
  yard, 
  718'; 
  drain 
  tile 
  

  

  works, 
  772'. 
  

   Ownership, 
  of 
  brick 
  yards, 
  685'; 
  of 
  

  

  clay 
  banks, 
  685®-86^ 
  

   Oyster 
  bay, 
  clay 
  deposits, 
  597', 
  734'; 
  

  

  brick 
  yard, 
  734». 
  

  

  Paige 
  Bros., 
  brick 
  yard, 
  711'-12*. 
  

   Paint, 
  848^ 
  

  

  Painting, 
  see 
  Decoration. 
  

  

  Pale 
  bricks, 
  676®, 
  677^ 
  

  

  Paleozoic 
  fossils, 
  see 
  Fossils. 
  

  

  Pallet 
  driers, 
  670' 
  ; 
  illus. 
  facing 
  p*. 
  669. 
  

  

  Pallet-squarer, 
  670^. 
  

  

  Pallet 
  yards, 
  669'; 
  illus. 
  facing 
  p. 
  670. 
  

  

  Pan 
  crushers, 
  656*; 
  illus. 
  facing 
  p. 
  653, 
  

   656, 
  759, 
  765. 
  

  

  Paper 
  clay, 
  852^. 
  

  

  Parian 
  ware, 
  798^ 
  

  

  Parker 
  M., 
  brick 
  yard, 
  722^ 
  

  

  Parry, 
  W. 
  W., 
  brick 
  yard, 
  647S 
  715^ 
  

  

  Pass 
  & 
  Seymour, 
  pottery 
  works, 
  824^; 
  

   illus. 
  facing 
  p. 
  791, 
  809, 
  814-15, 
  817. 
  

  

  Paving 
  brick, 
  673®, 
  743'-77'; 
  cities 
  us- 
  

   ing, 
  743®; 
  end-cut, 
  664'; 
  total 
  num- 
  

   ber 
  produced 
  in 
  1897, 
  743'; 
  re- 
  

   pressed, 
  668*; 
  tests, 
  729*-30®, 
  745^-50'', 
  

   854'; 
  value 
  of 
  output, 
  493^ 
  494*; 
  

   wearing 
  power, 
  750®-55^; 
  

  

  manufacture: 
  745'; 
  illus. 
  facing 
  p. 
  

   744-45; 
  shales 
  used, 
  502'; 
  auger 
  ma- 
  

   chine 
  used, 
  664'; 
  continuous 
  kilns 
  

   used, 
  679*; 
  

  

  in 
  Arkansas, 
  612^; 
  Colorado, 
  613*; 
  

   Kansas, 
  617"; 
  Louisiana, 
  619*; 
  Mary- 
  

   land, 
  619^ 
  Michigan, 
  620^; 
  Missouri, 
  

   622*; 
  New 
  York 
  industry, 
  755^-57®, 
  

   913'-25*. 
  

  

  Paving 
  brick 
  clay, 
  fluxes 
  in, 
  512'^; 
  

   composition, 
  743^-45^ 
  ; 
  analysis, 
  

   900'-3®. 
  

  

  Pebbles, 
  573®, 
  578% 
  582', 
  585% 
  587% 
  592% 
  

   596% 
  705% 
  722% 
  723% 
  728® 
  ; 
  separa- 
  

   tion 
  from 
  clay, 
  634'. 
  

  

  Peck, 
  B. 
  F., 
  drain 
  tile 
  and 
  brick 
  manu- 
  

   facture, 
  771®-72*. 
  

  

  Peconic 
  bay, 
  clay 
  deposits, 
  603*. 
  

  

  Peekskill 
  (stream), 
  delta 
  deposits, 
  

   588^ 
  illus. 
  facing 
  p. 
  588. 
  

  

  Peekskill 
  (town), 
  terrace, 
  585®-86% 
  

   590®; 
  brick 
  yard, 
  693^ 
  

  

  Pegmatite, 
  584'. 
  

  

  Penfield, 
  M.A., 
  fullers' 
  earth 
  mine, 
  850*. 
  

  

  Penn 
  Yan, 
  Cashaqua 
  shale, 
  834^ 
  

  

  Pennock, 
  J. 
  D., 
  experiments 
  on 
  refrac- 
  

   tory- 
  brick, 
  785*-86*. 
  

  

  Pennsylvania 
  clays, 
  625'; 
  titanium 
  in, 
  

   526®; 
  fiint 
  clays, 
  781'; 
  glass-pot 
  

   clays, 
  787*. 
  

  

  Pepper, 
  J. 
  H., 
  brick 
  yard, 
  709^ 
  

  

  Permeability 
  of 
  clay 
  wares, 
  854'-55*. 
  

  

  Phosphoric 
  acid, 
  511% 
  860'. 
  See 
  also 
  

   Analyses. 
  

  

  Physical 
  properties 
  of 
  clay, 
  510', 
  538'- 
  

   6P. 
  

  

  Piffard, 
  depth 
  of 
  clay, 
  574*. 
  

  

  Pipe 
  clay, 
  in 
  New 
  Jersey, 
  623'; 
  analy- 
  

   sis, 
  904*-7'. 
  

  

  Pipe 
  tile, 
  770®. 
  

  

  Plant 
  impressions, 
  illus. 
  facing 
  p. 
  611. 
  

  

  