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TR - Papurau Tomos Roberts Archifydd
9 - Amrywiol / Miscellaneous
Rhif Cyf Amg
TR/9/21
Teitl
Lecture "Pre-radio Communications in Anglesey and North Wales" in the hand of TR
Includes photocopies of sources used by TR in his research and 1992 newsletter of the Dragon Amateur Radio Club
Dyddiad
c. 1992
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