Enrollee African American quartet
Mammoth Cave National Park; National Park Service
African American enrollees at work
Mammoth Cave National Park; National Park Service
African American enrollees at work
Mammoth Cave National Park; National Park Service
African American enrollees cave crew
Mammoth Cave National Park; National Park Service
Workers with construction machinery, sacks
Mammoth Cave National Park; National Park Service
African American quarry crew at work
Mammoth Cave National Park; National Park Service
African American enrollees cave crew
Mammoth Cave National Park; National Park Service
African American enrollee carrying scrap lumber from cave
Mammoth Cave National Park; National Park Service
Workers with wheelbarrows and barrel, and construction machinery
Mammoth Cave National Park; National Park Service
African American enrollees at entrance of Mammoth Cave, 1935
Mammoth Cave National Park; National Park Service
African American enrollees at entrance of Mammoth Cave, 1935
Mammoth Cave National Park; National Park Service
African American enrollees enjoying chow in no 4 entrance of Mammoth Cave, 1935
Mammoth Cave National Park; National Park Service
African American enrollees tearing down rail fence and salvaging sound rails for hauling to storage yard, 1934
Mammoth Cave National Park; National Park Service
African American enrollees digging ditch for building concrete wall to parking space at Three Springs pump house, 1937
Mammoth Cave National Park; National Park Service
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