01354aam 2200373I 450 991071000740332120151118015329.0GOVPUB-C13-7ad65f96c62fe6d68ead1d04d1cfcc5c(CKB)5470000002476207(OCoLC)929883320(EXLCZ)99547000000247620720151118d1977 ua 0engrdacontentrdamediardacarrierA Procedure for calibrating the magnification of an scanning electron microscope using NBS SRM 484 /David B. BallardGaithersburg, MD :U.S. Dept. of Commerce, National Institute of Standards and Technology,1977.1 online resourceNBSIR ;77-12481977.Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.Title from PDF title page.Includes bibliographical references.Ballard D. B1400023Ballard D. B1400023United States.National Bureau of Standards.NBSNBSGPOBOOK9910710007403321A Procedure for calibrating the magnification of an scanning electron microscope using NBS SRM 4843534449UNINA