![Tape Recorder; Valdemar Poulsen's Telegraphone; a magnetic tape recorder using thin steel ribbon. 1907 Stock Photo - Alamy Tape Recorder; Valdemar Poulsen's Telegraphone; a magnetic tape recorder using thin steel ribbon. 1907 Stock Photo - Alamy](https://c8.alamy.com/comp/HHG784/tape-recorder-valdemar-poulsens-telegraphone-a-magnetic-tape-recorder-HHG784.jpg)
Tape Recorder; Valdemar Poulsen's Telegraphone; a magnetic tape recorder using thin steel ribbon. 1907 Stock Photo - Alamy
Photograph of the inventor of the tape recorder, Fritz Pfleumer, with his tape recording machine - Fritz Pfleumer (1881 - 1945) — Google Arts & Culture
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