A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Construction of tunnel for telephone cables underneath Seine river between Saint-Michel square and Chatelet square in Paris
Length of tunnel is 2079 ft and its inside diam 7.2 ft; access to tunnel is assured by three shafts.
Construction of tunnel for telephone cables underneath Seine river between Saint-Michel square and Chatelet square in Paris
Length of tunnel is 2079 ft and its inside diam 7.2 ft; access to tunnel is assured by three shafts.
Construction of tunnel for telephone cables underneath Seine river between Saint-Michel square and Chatelet square in Paris
Construction d'une galerie telephonique sous la Seine entre la place Saint-Michel et la place du Chatelet
Bardout, G. (author)
1956
23 pages
Article (Journal)
French
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Paris-Lyon railway trackside telephone cables
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