Studies on the ultrafine structure of some Illinois coals
By: [by] J. S. Machin, Frances Staplin [and] D. L. Deadmore.
Published: 1963
Place of publication: Urbana
Language: eng
Number of pages: 12
Subjects: Coal -- Illinois.
Other titles: Ultrafine structure of some Illinois coals.
Notes: Bibliography: p. 12.
At head of title: State of Illinois, Dept. of Registration and Education.