4 CONTENTS. 
Page. 
Coking tests, by A. W. Belden 38 
Equipment 38 
Personnel 38 
Procedure of tests 38 
Extent of tests 39 
Further tests 39 
Briquetting tests, by J. A. Holmes 40 
Changes in equipment , 40 
Personnel 40 
Laboratory investigations 41 
Tests of binding materials 42 
Requisites for binding materials 44 
Briquetting without the use of binding materials 45 
Some general conclusions .• 46 
Some characteristics of good briquettes 47 
Preliminary tests in burning briquettes on locomotives 48 
Partial bibliography of briquetting 48 
Detailed report of tests 53 
California coal 53 
Illinois coal 54 
Indiana coal 94 
Kansas coal 119 
Kentucky coal 123 
Maryland coal '. 131 
Massachusetts peat 133 
North Dakota coal 135 
Ohio coal. 140 
Pennsylvania coal 166 
Virginia coal 186 
West Virginia coal 199 
Wyoming coal 224 
Alaska coal 229 
Brazil coal 231 
Index 235 
