Tests carried out by David Kirkaldy and Sons at their works in London are said to have demonstrated advantage of employing weldless steel instead of welded wrought-iron couplings.
Weldless steel couplings for railway vehicles
Ry. Gaz
Railway Gazette and Railway News ; 32 , n 3
1920
2 pages
2 Figs.
Article (Journal)
English
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