TY  - BOOK
AU  - Merritt,Paul C.
TI  - Coal age operating handbook of coal preparation
SN  - 0070999228 :
PY  - 1978///
CY  - New York
PB  - Coal Age Mining Informational Services
KW  - Coal preparation
KW  - Handbooks, manuals, etc
N1  - Articles first published in Coal age and in Keystone coal industry manual
ER  -