Sets designed by Niek van Slagmaat | Brickset: LEGO set guide and database
Unofficial LEGO Sets/Parts Collectors Guide - LEGO non-brick items of the 1930s-1950s were sometimes produced by other companies, and TLG either repackaged them, or had them packaged by the company that they
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28 January is International LEGO Day, commemorating the birth of the LEGO brick - Jay's Brick Blog