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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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23 h 50 min, 31 déc. 1859 ans - Telegraphic Optical Systems (use of flags, or traffic lights)
Ajouté au bande de temps:
jose luis herrera lozada
By
Luis Edko Herr
11 oct. 2017
0
0
449
Date:
23 h 50 min, 31 déc. 1859 ans
Maintenaint
~ Il y a 165 ans
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