Zworykin,Vladimir. "Description of an Experimental Television System and the Kinescope." In: Proceedings of the Institute of Radio Engineers, vol 21 no. 12, December 1933. (Note: the article notes that this original manuscript was received by the IRE in July, 1933.) Article occupies pp 1654-1673 of the December journal which covers pp 1621-1762, plus an index (of approximately 30 pp). Bound in the original wrappers. Very nice copy. $450
This issue includes four other contributions on television, including: Engstrom. A Study of Television Characteristics. Pp 1631-1651; Engstrom\, An Experimental Television System. Pp 1652-165; Kell, Description of Experimental Television Transmitting Apparatus. Pp 1674-1691; and Beers, Description of Experimental Television Receivers. Pp 1692-1706.
The Zworykin paper in December 1933 seems perhaps the earliest of the full technical treatment of the iconoscope, more so than the papers he published earlier in the summer and fall.2
Zworykin, V. K. (filed 1931, patented 1935). "Method of and Apparatus for Producing Images of Objects". Patent No. 2,021,907. United States Patent Office. Zworykin, Vladimir K. (filed 1923, issued 1935). "Television System". Patent No. 2,022,450. United States Patent Office. Zworykin, V. K. (filed 1925, patented 1928). "Television System". Patent No. 1,691,324. United States Patent Office.
2. Zworykin, V. K. (September 1933). The Iconoscope, America's latest television favourite. Wireless World, number 33. p. 197; and Zworykin, V. K. (October 1933). Television with cathode ray tubes. Journal of the IEE, number 73. pp. 437–451.