Coal age.
| Previous Title: | Colliery engineer Coal age news |
|---|---|
| Format: | Journal |
| Language: | English |
| Published: |
[New York] :
McGraw-Hill Pub. Co. [etc.]
|
| Subjects: | |
| Online Availability: |
|
| Published: | v. 1- Oct. 14, 1911- |
|---|---|
| Physical Description: | volumes : illustrations ; 29-31 cm. |
| Publication Frequency: | Monthly, July 1927- |
| ISSN: | 0009-9910 |