Analyses of coal during 1969
By: [by] W. J. Montgomery and G. C. Behnke.
Contributors: Behnke, G. C., joint author.
Series: Mines Branch. Information circular IC 249
Publisher: Dept. of Energy, Mines and Resources, Mines Branch
Published: 1970
Place of publication: Ottawa
Language: eng; rus
Number of pages: 19
Subjects: Coal -- Analysis.
Notes: Cover title.