Petrographic analysis of coal by the particle count method.

Bibliographic Details
Main Author:	Parks, Bryan C.
Format:	Book
Language:	English
Published:	Urbana, [publisher not identified] ; 1949.
Series:	Report of investigations (Illinois State Geological Survey) ; no. 143.
Subjects:	Coal > Analysis. Particles.

Description
Item Description:	Cover title. Reprinted from Economic Geology, volume 44, pp. 376-424, 1949.
Physical Description:	376-424 pages : illustrations
Bibliography:	Bibliographical footnotes.