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Blue vintage (1990s?) Duplo building block - by Lego: Lead-free, Cadmium-free, Arsenic-free, Mercury-free!
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LEGO DUPLO My First Tow Truck 10918 Educational Building Toy for Kids Aged 18 Months and up (7 Pieces) - Walmart.com
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BrickLink - Part 31170pb01 : LEGO Duplo Roof Sloped 33 4 x 4 with Awning Overhang and 3 White Stripes Short Pattern [DUPLO, Building] - BrickLink Reference Catalog
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