This section is from the book "Notes On Building Construction", by Henry Fidler. Also available from Amazon: Notes on building construction.
These are made of various sections; some of them may be illustrated, but need not be described.
Figs. 132.
Fig. 133.
Fig. 134.
Fig. 135.

Fig. 135a.
Double-headed Rail (Fig. 132). - Formerly a section in common use, but now mostly found on British lines only.
Vignoles or Flat-bottomed Rail (Fig. 133), used especially on Continental lines, in India, and the Colonies.
Bridge Rail (Fig. 134), used mainly by the Great Western Railway Company for the broad-gauge traffic.
Tram Rail (Figs. 135 and 135a), are only two of the many forms of sections used for tramways in streets.
 
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