List of coal, limestone, fire clay, iron ore, and gypsum operators, with P. O. address, of the state of Ohio for the year 1915
By: Pub. by the Industrial commission of Ohio. Division of mines
Publisher: The F. J. Heer printing co.
Published: 1915
Place of publication: Columbus, O
Language: eng
Number of pages: 18
Subjects: Coal trade; Directories; Mineral industries; Finance