Delila Lafon. A Technician at the Black Lung Laboratory at the Appalachian Regional Hospital in Beckley, West Virginia Observes a Miner Being Tested on a Treadmill 06/1974
| Uploaded by | U.S. National Archives |
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| License | No known copyright restrictions |
| Comments | 0 |
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| Views | 8,917 |
| Date taken | 1974 |
| Date uploaded | 2009-09-10 |
| Tags | usnationalarchives, environmentalprotectionagency, documerica, nara:arcid=556571 |
| Visibility | public |