AMT 3-In-1 Model Kits, United States, 1961, injection-molded plastic model kits.
3-In-1 kits allowed the builder to create a “custom” version of the subject matter using extra parts included in the kit: stock, competition or custom. The “Thunderbird” box is for a promotional model from the same era.
Aluminum Model Toys (AMT) of Michigan was a prolific model kit company in the 1960s through the 1960s, later acquired by other firms and now a brand at Round 2 along with other classic lines.
Image 1979 pixels wide. Image copyright Jim Bunte.