01651oam 2200445K 450 991071292030332120200826120009.0GOVPUB-C13-a124dcf36e20e6df9278d7a9938f915d(CKB)5470000002498993(OCoLC)866878385(OCoLC)891544946(OCoLC)995470000002498993(EXLCZ)99547000000249899320131229d1940 ua 0engurun||||a|a||txtrdacontentcrdamediacrrdacarrierCharts for testing lens resolution /by Irvine C. GardnerWashington, D.C. :U.S. Dept. of Commerce, Bureau of Standards :U.S. Govt. Print. Off.,1940.1 online resource (1 preliminary leaf) platesNational Bureau of Standards miscellaneous publication ;166Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.At head of title: U.S. Dept. of commerce, Jesse H. Jones, secretary. National bureau of standards; Lyman J. Briggs, director.Caption title.Photographic lensesPhotographic lensesfastPhotographic lenses.Photographic lenses.771Gardner Irvine C(Irvine Clifton),1889-1401036United States.National Bureau of Standards.OCLCEOCLCEOCLCOOCLCQBOOK9910712920303321Charts for testing lens resolution3469101UNINA