Directive radio transmission on a wave length of 10 meters
By: by Francis W. Dunmore, associate physicist, Francis H. Engel, assistant physicist, Bureau of Standards.  April 11, 1923.
Contributors: Engel, Francis Herman, 1899-
Series: Scientific papers of the Bureau of Standards,; no. 469
Publisher: Govt. Print. Off.
Published: 1923
Place of publication: Washington
Language: eng
Number of pages: 16
Subjects: Radio -- Transmitters and transmission.
Other titles: Short-wave directive radio transmission.
Notes: Plates printed on both sides.
Running title: Short-wave directive radio transmission.