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| Collection: | RMRS Archive Images |
| Keywords: |
logging spruce deterioration study forest pathology |
| Organisms: | spruce |
| Location: | |
| Description: | Bob Irwin felling a large beetle killed spruce for study |
| Date: | 7/16/1956 |
| Collection: | RMRS Archive Images |
| Keywords: |
logging spruce deterioration study forest pathology |
| Organisms: | spruce |
| Location: | |
| Description: | Bob Irwin felling a large beetle killed spruce for study |
| Date: | 7/16/1956 |
