ID#: 9557
From the 1950s or 1960s, this historic image was provided by the Center for Disease Control's (CDC), National Institute for Occupational Safety and Health (NIOSH), depicted the interior of a coal mine. In this scene, there were a number of mining machines and vehicles visible, including a bucket crane in the process of filling a dump truck in the foreground, while in the background, there were two partnered machines, an excavator, and its power house, which looked as if it powered the excavator with a pneumatic pump.
High Resolution: Click here for hi-resolution image (4.33 MB)
Content Provider(s): CDC/ Barbara Jenkins, NIOSH; Bureau of Mines, Dept. of Interior
Creation Date:
Photo Credit:
CDC Organization
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Copyright Restrictions: None - This image is in the public domain and thus free of any copyright restrictions.