Transistors & Crystal Valves – T.R. Scott 1955 HC Ex-Library

1953 USAF United States Air Force Ham Radio Receivers Communications Book

Crystal Radio: History, Fundamentals, and Design

CRYSTAL RECEIVING SETS And How To Make Them Edited by Bernard E. Jones 2000 TPB

Cornelius CARDEW Play for Today Paperback Parsons Tilbury Experimental Music

Homebuilt Aircraft Magazine Summer 1977 Experimental Aviation Ultralight EAA

Experimental Researches in Electricity - Paperback By Faraday, Michael - GOOD

Crystal Set Building and more, vol 6-7, Xtal Set Soc Newsltr, 1998, Very Good