Abstracts and references

Compiled by the Radio Research Organization of the Department of Scientific and Industrial Research, London, England, and Published by Arrangement with that Department and the Wireless Engineer, London, England. Abstracts arepresenting the following topics are given: Acoustics and Audio Frequencies; Antennas and Transmission Lines; Automatic Computers; Circuits and Circuit Elements; General Physics; Geophysical and Extraterrestrial Phenomena; Location and Aids to Navigation; Materials and Subsidiary Techniques; Mathematics; Measurements and Test Gear; Other Applications of Radio and Electronics; Propagation of Waves; Reception; Stations and Communication Systems; Subsidiary Apparatus; Television and Phototelegraphy; Transmission; Tubes and Thermionics; and Miscellaneous. The Index to the Abstracts and References published in the PROC. IRE. from February, 1954 through January, 1955 is published by the PROC. IRE, April, 1955, Part II. It is also published by Wireless Engineer and included in the March, 1955 issue of that journal. Included with the Index is a selected list of journals scanned for abstracting with publishers´ addresses.