Summary goes here
שמור ב:
| פורמט: | ספר |
|---|---|
| שפה: | אנגלית |
| נושאים: | |
| תגים: |
הוספת תג
אין תגיות, היה/י הראשונ/ה לתייג את הרשומה!
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| era | |
|---|---|
| format | Book |
| genre | |
| geographic | |
| id | 4f65b5af-1683-4529-93bf-aec522f3867e |
| isbn | |
| issn | |
| language | eng |
| physical | 113 pages :illustrations ;27 cm. |
| publication | – publisher: Dept of the Interior Mining Enforcement and Safety Administration National Mine Health and Safety Academy dateOfPublication: 1976 |
| publishDate | 1976 |
| subjects | |
| title | Mine illumination. |
| topic | Mine safety. Mine lighting. Mines Mines Mine lighting Mine safety |