Measures for Progress: A History of the National Bureau of Standards, Том 13

agencies American Annual Report 1919 apparatus appropriations assistant avoirdupois became began Briggs building Bureau of Standards Bureau research Burgess calibration cement century chemical chemistry circular Coast Survey Congress construction decade Department of Commerce Director electrolysis electromotive force engineering equipment established Federal fire funds gages Government Hassler Hearings heat Hoover industry Institute instruments Interview with Dr investigation lamps later letter manufacture materials ment metals meter metric system military National Bureau National Physical Laboratory national standards Navy NBS Annual Report NBS Box Office of Weights optical glass organization percent photometry Physical Laboratory physicist pound problems radio radium railroad Redfield Reichsanstalt Rosa Rosa's salary Samuel Wesley Stratton scale scientific scientists Secretary of Commerce specifications staff steel Stratton structural technical temperature testing tion Treasury troy pound United University vacuum tube wartime Washington weights and measures York