| ID | 233476 |
| Call Number | ILC.25.VI/ 069684 |
| Title Proper | Reduction of hours of work in coal mines. Sixth item on the Agenda with supplement |
| Language | ENG |
| Author | International Labour Conference. 25. Geneva. 1939 |
| Publication | Geneva, International Labour Organisation, 1939. |
| Description | 125p 23.5 cm |
| Series | Report. VI |
| Classification Number | ILC.25.VI |