This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Member of mine rescue team of safety department adjusts oxygenbreathing equipment for use in gaseous mine explosion... NARA . Scope and content General notes Local identifier MSL Department of the Interior Solid Fuels Administration For War NARAAuthor Lee Russell Photographer File Memberofminerescueteamofsafetydepartmentadjustsoxygenbreathingequipmentforuseingaseousmineexplosion