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Miner in the Black Lung Laboratory at the Appalachian Regional Hospital in Beckley, West Virginia, Undergoing Tests While on a Treadmill.
His Lung Capacity and Heartbeat Are Monitored, and Blood Samples Are Taken. At the Left Is Delila Lafon, Who Draws the Blood Samples, and Is the Wife of a Miner. At the Right Is John Ellison Chief Lab Technician. The Blood Will Be Checked for Oxygen Content 06/1974. Photographer: Corn, Jack. Original public domain image from Flickr
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