01116cas a2200325 4500007401969MiAaHDL20111213000000.0m d cr bn ---auaua790611c197u9999dcuar f0uu a0eng dsdr-umn001017618(OCoLC)5083675(GPO)79014748(MnU)notisAJS5443GPOGPOMnUn-us---MNUA238C 13.1:C 13.1:United States.National Bureau of Standards.Activities of the National Bureau of Standards.Science on its way to work1977Washington,Dept. of Commerce, National Bureau of Standards;for sale by the Supt. of Docs., U.S. Govt. Print. Off.20402v. :ill. ;28 cm.NBS special publication ; 498.Includes bibliographical references.Mode of access: Internet.United States.National Bureau of StandardsPeriodicals.ScienceUnited StatesPeriodicals.United States. National Bureau of Standard.Special publication00740196920100105094905.020111213000000.020120815122756.02025-01-04T19:16:17ZSDR-UMNUNKNOWNloader.pl-001-001SEsdr-umn001017618umnSDRUMNumn.31951d006696129UMN1974001017618UMNUMN20250104googleumn.31951d00669612919741974pdbibUS fed docUMNUMN20250104googleumn.31951d00669613719751975pdbibUS fed doc