CAMPBELL.] FIELD WORK. 
red ived at testing plant. 
23 
Sampler. 
Kind of coal. 
Name of bed. 
Tests. 
M.R.Campbell 
Bituminous. Over 1-inch 
screen. 
Horse Creek 
Steam test, p. 80. 
Washing test, p. 66. 
Coking test, p. 121. 
Briquetting test, p. 148. 
M.R.Campbell 
Bituminous. Through 8- 
inch and over Hnch 
screen, also washed slack. 
Steam test, p. 80. 
Producer gas test, p. 88. 
Coking test, p. 122. 
M.R.Campbell 
Bituminous. Over li-inch 
screen. 
Huntington 
Steam test, p. 80. 
Coking test, p. 122. 
Briquetting test, p. 148. 
M.R.Campbell 
Bituminous. Over lf-inch 
screen. 
Jenny Lind 
Steam test, p. 80. 
Coking test, p. 122. 
Briquetting test, p. 148. 
Bituminous. Over l^-inch 
screen. 
Jenny Lind 
Steam test, p. 80. 
Coking test, p. L22. 
Briquetting test, p. 149. 
Shipped by operator.. 
Semibituminous. Slack . . . 
Denning 
Steam test, p. 80. 
Briquetting test, p. 149. 
Semibituminous. Half 
lump, half slack. 
Denning 
Steam test, p. 80. 
Briquetting test, p. 151. 
Bituminous. Slack coal . . . 
Jenny Lind 
Washing test, p. till. 
Coking test, p. 122. 
Briquetting test, p. 152. 
F.W.De Wolf 
Steam test, p. 80. 
Producer gas test, p. 90. 
Briquetting test, p. 152. 
M. R. Campbell 
Bituminous. Over 1-inch 
screen. 
No.8? 
Steam test, p. 80. 
Coking test, p. 122. 
Briquetting test, p. 153. 
M. R. Campbell 
Bituminous. Slack. 
No. 8 ? 
Steam test, p. 80. 
Washing test, p. 61. 
Coking test, p. 123. 
Bituminous. Run of mine. 
No.7 
Steam test, p. 80. 
Producer-gas test, p. 91. 
Washing test. p. 66. 
Coking test, p. 128. 
M.R.Campbell 
Bituminous. Over 2-inch 
screen. 
Steam test, p. 80. 
Producer-gas test, p. 93. 
Briquetting test, p. 153. 
M.R.Campbell 
Bituminous. Slack 
Washing test, p. (37. 
Coking test, p. 123. 
J. S. Burrows 
Bituminous. Run <>!' mine. 
No f) 
Steam test, p. 80. 
