TY  - BOOK
AU  - Ray,Walter T.
AU  - Kreisinger,Henry
TI  - Tests of run-of-mine and briquetted coal in a locomotive boiler
T2  - United States.  Geological Survey.  Bulletin
AV  - QE75 .B9 no. 412
PY  - 1909///
CY  - Washington
PB  - Government Printing Office
KW  - Coal
KW  - Testing
KW  - Briquets (Fuel)
N1  - "Survey publications on fuel testing and briquetting" :  p. 31-32
ER  -