The first fifteen models to be issued were packaged in the line drawing boxes. A black line drawing of the model is presented on a white background. This is surrounded by yellow on which red lettering is printed. The manufacturer is stated as Lesney. There are three types of this line drawing box (A, B & C) each being distinguished by the end flaps.
As shown, the Type ‘A’ box has the number of the model appearing in black on a blue background. These boxes were only produced for models Y01-1 to Y09-1 before being change to a type ‘B’ box
On these boxes you can find both thick and thin scripts on the box ends for models Y01, Y02 & Y03
Below is the end flap of the Type A box :