Use of luminescent tubes of mercury vapor as supplementary signals in railroad tunnels; experience of French railroads with such supplementary signals in tunnel near Rouen.
Use of luminescent tubes of mercury vapor as supplementary signals in railroad tunnels
Emploi de tubes luminescents comme complements des signaux sous tunnels
Revue Generale des Chemins de Fer ; 56 , n 6
1937
5 pages
Article (Journal)
French
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Use of luminescent tubes of mercury vapor as supplementary signals in railroad tunnels
Engineering Index Backfile | 1937
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