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For you radio collectors - here are three 1937 training booklets from the National Radio Institute. (1) The Language of Radio-Tricians (2) How the A.C. Receiver Gets Its Power and (3) How Sound and Scenes are Converted into and Reproduced from Electrical Signals. They are in great shape with hardly any wear. Each booklet is 28 pages long and measures 5 5/8" x 8 3/4"
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Gordon.waller@machine--tools.com (Gordon Waller) for additional information. This email is used for forwarding to newsgroup user.
