As one or two may have noticed from comments elsewhere on here I'm planning a new RUB layout - probably an Inglenook with an urban feel but unusually for me it will be pre-Nationalisation and will be a proper test bed for Sprat and Winkle couplings rather than my usual Kadees....
While doing a bit of research this photo of the Bristol Harbour Railway complete with its very own shunting puzzle popped up on a Facebook Group...Bristol Temple Meads is top left...
https://collections.bristolmuseums.org.uk/collections/c945abc2-c0ee-35ac-85c2-3d5b59ef3fdb/?refid=1174
Chris H