Spencers Coaches

Ah, yes. This is my favourite style of coaches in my collection, even though I only have one of them (the one my Tomy Spencer came with). I've recently been thinking of replicating it to produce several copies in order to make makeshift Express coaches and/or Hogwarts Express ones (speaking of which, these coaches would've worked perfectly for that if the stripes on the sides were repainted gold with the Hogwarts Railways symbol [in the Harry Potter films, the coaches are maroon as opposed to the engine]).

Rough sketch (with engine):