Title | Collection Number And Name | Photo Number | ||
---|---|---|---|---|
1 |
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Patented model of a Morse Code key telegraph transmitter | P0501 Arch Leonard Madsen | P0501n01_08_024 |
2 |
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Plaque with wiring or broadcasting equipment, WRUL/WRUW | P0501 Arch Leonard Madsen | P0501n01_09_009 |
3 |
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Brazilian Association of Radio and Television Broadcasters Award, with gavel [1] | P0501 Arch Leonard Madsen | P0501n01_10_001 |
4 |
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Brazilian Association of Radio and Television Broadcasters Award, with gavel [2] | P0501 Arch Leonard Madsen | P0501n01_10_002 |
5 |
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Brazilian Association of Radio and Television Broadcasters Award, with gavel [3] | P0501 Arch Leonard Madsen | P0501n01_10_003 |
6 |
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Philo T. Farnsworth | P0501 Arch Leonard Madsen | P0501n01_10_011 |