The box shown here is for the Dinky Toys #591 (991) A.E.C. Tanker model in 'Shell Chemicals Limited' livery.
It is an early type 'Supertoys' style, 'blue wrap', #591, lid & base type box, with the orange label with B&W model illustration.
It is suitable for early #591 models.
If your model is one of the later versions #991 'Shell Chemicals Limited' or 'Shell Chemicals', we can also supply the boxes for those variations.
Please see our other listings under the #991 number in the Dinky 900-999 shop section.