Axle box cover on Stokes weight-relieving bogie, Cowans Sheldon 50 ton breakdown crane MP4 (1930).
L M &amp; S Ry
RichardAsh1981
CC BY-SA 2.0
<a rel="nofollow" class="external free" href="https://www.flickr.com/photos/30661871@N03/49818831001/">https://www.flickr.com/photos/30661871@N03/49818831001/</a>