The box shown here is for the Dinky Toys #501 Foden (1st cab) Diesel 8-Wheel Wagon (High Side) model.
It is an early type 'Supertoys' style, plain board, lid & base type box, with the red label with B&W model illustration.
It is for the early #501 versions of the model with black chassis and mudguards.
If your model is in a different finish, we can also supply the appropriate boxes for those versions. Please see our other listing under the #501 model number.
If your model is the 2nd cab version, please see our other listings in the Dinky #900-999 section.