v.v.rare 1937 dinky tank corps gift set, complete. 151

An extremely rare 1937 Dinky 4 piece Royal Tank Corps Medium Tank Unit Gift Set.
It is model number 151.
The set comprises of a Medium Tank (151a), a Transport Wadon (151b), a Cooker Trailer (151c) and a Water Tank (151d).
All 4 models are in very good condition with minor wear only.
The box is complete and good.