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[p ] [ ] [ ] [ ] wireless telegraphy[ edit ] sutton discovered, and patented, a galena "detector" [ ] : that had superior performance over other devices used to that time. [ ] [ ] [ ] [ ] [p ] sutton had also built the world's first portable radio [ ] : and held a number of other patents relating to
"australian's forgotten radio pioneer: the amazing henry sutton" . abc radio. ^ an inventor (mr. henry sutton) and his invention, the leader, (saturday, may ), p. : with "explanatory notes" supplied by sutton at research in wireless telegraphy, the leader, (saturday, may ), p. . ^ wireless experiments...
https://en.wikipedia.org/wiki/Henry_Sutton_(inventor)