Trying to find FODEN

If anyone could help out there, I am trying to find the werabouts of a couple of foden S20s Reg No WNT118 &WNT119 First purchased in 1959 by North Shropshire Transport of Gobowen . I last seen 119 in the tarporley area aprox 1974 , Its colour had changed to marroon and it was pulling a 4 in line trailer .The outfit looked in show condition. Please help.