TY  - RPRT
TI  - Washing and coking tests of coal at the fuel-testing plant, Denver, Colorado, July 1, 1907, to June 30, 1908
AU  - A.W. Belden
AU  - George Richmond Delamater
AU  - J.W. Groves
PY  - 1909
DO  - 10.3133/b368
UR  - https://pubs.usgs.gov/publication/b368
ID  - b368
ER  -