Please see below for more photos.
This does not say SUPERTOYS on the base , but I believe this is from this range
I have listed an entire collection of Lesney , Matchbox , Matchbox Superfast , Britains , Dinky ,Corgi and Britains Vehicles .These include Cars , Farm Vehicles , Trucks and Lorries and Construction Vehicles.
There are examples from the 1920s , 1930s , 1940s , 1950s , 1960s and 1970s.
Please take a look
I post worldwide but please email for a postage quote
Good Luck.