<p>Originally the red coloured CO / CP / COP trains were painted in dark red and featured gilt coloured (with black edging) lettering. In 1973 the policy was changed so that when repainted 'bus' red with white lettering was used instead.
This image shows the two variants side by side.
</p>
Photographed by SP Smiler
No machine-readable author provided. <a href="//commons.wikimedia.org/w/index.php?title=User:Spsmiler&amp;action=edit&amp;redlink=1" class="new" title="User:Spsmiler (page does not exist)">Spsmiler</a> assumed (based on copyright claims).
4 January 2007 (original upload date)
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