01982cam a2200457I 4500009488633MiAaHDL20250726000000.0m d cr bn ---auaua760922s1924 dcuaf bt f000 0 eng 24026134 AU@000028180485(MiU)990094886330106381sdr-miu.990094886330106381(MiU)MIU01000000000000009488633-goog(OCoLC)2457754(MiU)Aleph009488633DLCTOLOCLOCLCQLHLSPBOSUtOrBLWBOSAVK397.E5621.384191En32C 13.3/a:480Engel, Francis Herman,1899-A directive type of radio beacon and its application to navigation /by F.H. Engel, assistant physicist, F.W. Dunmore, physicist, Bureau of Standards. January 5, 1924.Washington, D.C. :U.S. Dept. of Commerce, Bureau of Standards :U.S. Govt. Print. Off.,1924.1 p. l., p. 281-295 :ill., tables, plates ;25 cm.texttxtrdacontentcomputercrdamediaonline resourcecrrdacarrierScientific Papers of the Bureau of Standards ;no. 480Issued as part of Scientific Papers of the Bureau of Standards, Volume 19, 1923-24.Running title: Directive radio beacon.Includes bibliographical references.Mode of access: Internet.Navigation.http://id.loc.gov/authorities/subjects/sh85090425Radio beacons.http://id.loc.gov/authorities/subjects/sh85110446Telegraph, WirelessInstallation on ships.http://id.loc.gov/authorities/subjects/sh85133339Dunmore, Francis Winkley,1891-author.United States.National Bureau of Standards.Scientific Papers.Directive radio beacon.3901508655156400948863320241218022817.020250726000000.020260224140649.02026-02-28T18:49:46Z2026-02-28T18:30:02ZSDR-MIUmiuALMAprepare.pl-004-009BKsdr-miu.990094886330106381MiUSDRGWLA009488633mdp.39015086551564MIU990094886330106381MIUGWLA20260228googlemdp.390150865515641924pdbibUS fed doc