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Radio tractors, like the one shown, were used for mobile intercept along the U.S.–Mexico border during World War I
| Date Taken: | 03.06.2026 |
| Date Posted: | 03.06.2026 13:05 |
| Photo ID: | 9552906 |
| VIRIN: | 260306-O-MF537-3108 |
| Resolution: | 594x374 |
| Size: | 79.58 KB |
| Location: | US |
| Web Views: | 4 |
| Downloads: | 0 |
This work, Army Approves Radio Intelligence Service for Border Operations (11 MAR 1918), must comply with the restrictions shown on https://www.dvidshub.net/about/copyright.
