X Ray Standardization 040SimilarFrom left, U.S. Air Force Tech. Sgt. Nicholas Igl,HYGIENE LABORATORY - Glass negative photogrpah. Public domain.Participants enjoy cold water during a break at a rest76,606 College students and teachers will do war work this Summer in laboratories of the Nation's Food processing... - NARA - 196492Christina Looney, 434th Air Refueling contracted fuelsBallistics examination, Sekilas Lintas Kepolisian Republik Indonesia, p68MoreRelatedX Ray Standardization 041X Ray Standardization 042X Ray Standardization 024X Ray Standardization 034X Ray Standardization 026X Ray Standardization 037MoreX Ray Standardization 040file_downloadDownloadcrop_originalOrder Printrate_reviewdescriptionSummaryHigh voltage resistorlabel_outlineTagsnational bureau of standardsx rays standardizationhigh resolutionultra high resolutiondate_rangeDate01/03/1930createSourceNational Institute of Standards and TechnologylinkLinkhttp://commons.wikimedia.org/copyrightCopyright infoPublic Domain