GAIN OF DIRECTIVE ANTENNAS 93 



Esau A., " Richtcharakteristiken von Antennenkombinationen," Zeits. f. Ilochf., 



27, 142-150; May, 1926; 28, 1-12; July, 1926; 28, 147-156; December, 1926. 

 Foster R. M., "Directive diagrams of antenna arrays," Bell Sys. Tech. Jour., 5, 



292-307; April, 1926. 

 Meissner, A., "Uber Raumstrahlung," Zeits. f. Hochf., 28, 78-82; September, 1926. 

 Murphy, W. H., "Space characteristics of antennae," Jour. Franklin Inst., 201, 



411-429; April, 1926. 

 Tatarinoff, \V., "Zur Konstruktion der Radiospiegel," Zeits. J. Hochf., 28, 117-120; 



October, 1926. 

 Uda S., "On the wireless beam of short electric waves," Jour. I. E. E. (Japan), 



No. 452, Part I, 273-282; March, 1926; No. 453, Part II, 335-351; April, 



1926; No. 456, Part III, 712-724; July, 1926. 

 Yagi, H. and Uda, S., "Projector of sharpest beam of electric waves," Proc. Imp. 



Acad. (Tokio), 2, 49-52; February, 1926. 



"Imperial wireless communication," Electrician, 96, 62-63; January 15, 1926. 



"Imperial wireless 'beam' communication," El. Rev., 99, 709-712; October 



29, 1926; 99, 749-751; November 5, 1926. 



1927 



Blondel, A., "Electricite — Sur les procedes de reperage d'alignement par les ondes 



hertziennes et sur les radiophares d'alignement," Comptes Rendus, 184, 561- 



565; March 7, 1927. 

 Blondel, A., "Electricite — Remarque au sujet des emissions hertziennes dirigees," 



Comptes Rendus, 184, 923-925; April 11, 1927. _ 

 Bouthillon, L., "Inclinaison des ondes et systemes diriges," Comptes Rendus, 184, 



190-192; January 24, 1927. 

 Chireix, H., " Nouvelle antenne directive simple pour I'onde courte," Q. S. T. Franqais, 



8, 43-46; April, 1927. 

 Eckersley, T. L., English patent No. 305,733, "Improvements in or relating to 



aerial systems for wireless signaling." Application date, November 18, 



1927. 

 Esau, A., " Vergrosserung des Empfangsbereiches bei Doppelrahmen und Dop- 



pelcardioidenanordnungen durch Goniometer," Zeits. j. Hochf., 30, 141-151; 



November, 1927. 

 Fleming, J. A., "Approximate theory of the flat projector (Franklin) aerial used 



in the Marconi beam system of wireless telegraphy," Exp. Wireless, 4, 387- 



392; July, 1927. 

 Green, E., "Calculation of the polar curves of extended aerial systems," Exp. 



Wireless, 4, 587-594; October, 1927. 

 Hemardinquer, P., "Transmissions radioelectriques par ondes dirigees," Nature 



(Paris), 55, no. 2760, 407-413; May 1, 1927. 

 Lee, A. G., "Atmospherics and transatlantic telephony — A new directional polar 



curve," Exp. Wireless, 4, 757-759; December, 1927. 

 Meissner, A., " Richtstrahlung mit horizontalen Antennen," Zeits. f. Hochf., 30, 



77-79; September, 1927. "Directional radiation with horizontal antennas," 



Proc. I. R. E., 15, 928-934; November, 1927. 

 Meissner, A., "Raumstrahlung von Horizontal — Antennen," E. N. T., 4, 482- 



486; November, 1927. 

 Mesny, R., "Electromagnetic radiation," Tijds. Nederland. Radio genootschap., 



3, 49-66; February, 1927. 

 Mesny, R., "Emissions dirigees par rideaux d'antennes, antennes en grecque," 



L'Onde Elect., 6, 181-199; May, 1927. 

 Murphy, W. H., "Space characteristics of antennae," Jour. Franklin Inst., 203, 



289-311; February, 1927. 

 Plendl, H., "Berechnung von Richstrahl^Antennen," Zeits. f. Hochf., 30, 80-82; 



September, 1927. 

 Standard Telephones and Cables Ltd., English patent No. 307,446, "Improvements 



in aerial systems." Application date, December 7, 1927. 

 Stone, J. S., U. S. patent No. 1,643,323, "Directive antenna array," September 27, 



1927. 

 Uda, S., "Wireless beam of short electric waves," Jour. I. E. E. (Japan), No. 462, 



Part IV, 26-51; January, 1927; No. 462, Part V, 52-62; January, 1927; 



No. 465, Part VI, 396-403; April, 1927; No. 467, Part VII, 623-634; June, 



