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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 jan 1913 ano - На российской телеграфной сети на долю аппаратов Морзе приходилось 90%
Adicionado na linha do tempo:
Морзе
By
Екатеринв
7 out 2018
0
0
465
Data:
1 jan 1913 ano
Agora
~ 112 years ago
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