During the late 1957 all wooden Lego item numbers change to 4 digits.
Some trucks are the same version like early 50s ones, just change to hollow cabin.
[Original post and comments on Flickr.]
During the late 1957 all wooden Lego item numbers change to 4 digits.
Some trucks are the same version like early 50s ones, just change to hollow cabin.
[Original post and comments on Flickr.]