01373aam 2200385I 450 991070991370332120151118015317.0GOVPUB-C13-78207748afc64aca40f0b59fe044b7fa(CKB)5470000002475133(OCoLC)929879133(EXLCZ)99547000000247513320151118d1978 ua 0engrdacontentrdamediardacarrierMethodology for choosing test parameters to evaluate protective headgear /Robert E. Berger; Nicholas J. CalvanoGaithersburg, MD :U.S. Dept. of Commerce, National Institute of Standards and Technology,1978.1 online resourceNBSIR ;78-15471978.Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.Title from PDF title page.Includes bibliographical references.Berger Robert E295238Berger Robert E295238Calvano Nicholas J1392774United States.National Bureau of Standards.NBSNBSGPOBOOK9910709913703321Methodology for choosing test parameters to evaluate protective headgear3505669UNINA