Issued as part of Scientific Papers of the Bureau of Standards, Volume 19, 1923-24.Running title: Short-wave directive radio transmission.Plates printed on both sides.Mode of access: Internet
At head of title: Department of commerce. Bureau of navigation. Radio service.Mode of access: Intern...
Running title: Wave lengths in the iron spectrum.Also issued as Scientific papers of the Bureau of S...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 17, 1922.Running title: Trans...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 15, 1919-20.Running title: Va...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 19, 1923-24.Running title: Sp...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 15, 1919-20.Running title: Pr...
Description based on: Edition July 27, 1914."Regulations governing radio operators and the use of ra...
Also issued as Scientific papers of the Bureau of Standards, no. 159.Caption title.Issued October, 1...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 22, 1927-1928.Running title: ...
"First published September, 1919, as Elements of radiotelegraphy."Bibliography: p. 303-307.Mode of a...
Also issued as Scientific papers of the Bureau of Standards, no. 325.Running title: Transmission of ...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 19, 1923-24.Includes bibliogr...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 17, 1922.Running title: Navig...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 18, 1922-23.Running title: Sp...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 18, 1922-23.Includes bibliogr...
At head of title: Department of commerce. Bureau of navigation. Radio service.Mode of access: Intern...
Running title: Wave lengths in the iron spectrum.Also issued as Scientific papers of the Bureau of S...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 17, 1922.Running title: Trans...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 15, 1919-20.Running title: Va...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 19, 1923-24.Running title: Sp...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 15, 1919-20.Running title: Pr...
Description based on: Edition July 27, 1914."Regulations governing radio operators and the use of ra...
Also issued as Scientific papers of the Bureau of Standards, no. 159.Caption title.Issued October, 1...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 22, 1927-1928.Running title: ...
"First published September, 1919, as Elements of radiotelegraphy."Bibliography: p. 303-307.Mode of a...
Also issued as Scientific papers of the Bureau of Standards, no. 325.Running title: Transmission of ...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 19, 1923-24.Includes bibliogr...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 17, 1922.Running title: Navig...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 18, 1922-23.Running title: Sp...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 18, 1922-23.Includes bibliogr...
At head of title: Department of commerce. Bureau of navigation. Radio service.Mode of access: Intern...
Running title: Wave lengths in the iron spectrum.Also issued as Scientific papers of the Bureau of S...
Issued as part of Scientific Papers of the Bureau of Standards, Volume 17, 1922.Running title: Trans...