Bilt-E-Z Model Construction Set 1924 'The Boy Builder' a tin toy construction set made by Scott Manufacturing Company Chicago, Ill. The building set, was promoted as "The Boy Builder", there were eight different set and this one is No 2 1924, in original box, with original book of instructions, includes 69 pieces, 1 piece missing, in good clean condition, box has a slight tear to lid, and some markings otherwise generally good. Note: The product was patented in 1920, but it appears that manufacturing commenced in 1924. The No 2 set had 70 different parts