File:Code-prussian-opt-teleg-2.png

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	22:30, 29 December 2006		650 × 372 (5 KB)	commons>Superbass	{{Information \|Description=Code used by the Prussian Optical Telegraph between Berlin and Koblenz \|Source=own work \|Date= \|Author=--Superbass \|Permission= \|other_versions= }}

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