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• Men wearing respirators while measuring powdered chemicals

  • Uploaded by: National Library of Medicine
  • License: No known copyright restrictions
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  • 3 favorites
  • 2,595 views
  • Date uploaded: 2020-12-10
  • Tags: protectiveclothing, “preventioncontrol”, “protectiveclothing”, nationallibraryofmedicine, nlm, imagesfromthehistoryofmedicine, ihm, historyofmedicinedivision, nih, “nationalinstitutesofhealth”, “stillimage”, photoprint, toledoscale, caps, aprons, respirators, powderedchemicals, “printsandphotographs”, pp, hmd, publicdomain, archivesofmedicine, nlmdigitalcollection
  • Visibility: public