Frodingham shed had distinctive concrete fascia. This is brick built, so MexboroughOne of six 0-8-4Ts introduced for the GCR by Robinson in 1908 and used for hump-shunting, No. 69902 (LNER Class S1) worked in Wath Marshalling Yard between jan 1951 and Jan 1954 when it was transferred to Doncaster and lasted until 1/56.