Bibframe Instance
TitleA special radiation filter opaque to the eye, transmissive for waves shorter than 3000 angstroms. (Progress Report No. 16.5-93.)Classification (Source: z)NoteReport series: OEMsr-1015; ORSD No. 4169.Research lab: Smithsonian Institute.Report type: Report.Additional physical form: Digital reproduction from OSRD-NRDC microfilm; also available in print and on microfilm.Description source: Description based on: Description from catalog card image included in microfilmed report.Extent1 online resource (19 pages)Provision ActivityPublication: United States 194X Publication: [United States]: [Office of Scientific Research and Development, National Defense Research Committee, Division 16-Optics and Camouflage]; [between 1940 and 1947] Responsibility StatementC. G. Abbot, L. B. AldrichUsage And Access PolicyDeclassified by the authority of the Secretary of Defense Memorandum dated August 2, 1960--Title frame of microfilm reel.