U.S. Department of Health & Human Services
Report on project no. T-12 -- test of ear protective devices - silents
Walpole, Robert H., author
Armored Medical Research Laboratory (U.S.), issuing body.
Fort Knox, Kentucky : Armored Medical Research Laboratory, 15 October 1945
Ear Protective Devices
The National Library of Medicine believes this item to be in the public domain.
1 volume (various pagings)
NLM copy, bound at the top-edge.
NLM Unique ID:
See catalog record
Metadata (Dublin Core)