Lucky's Collectors Guide to 20th Century Yo-Yos: History and Values is the de-facto standard compendium of 20th century yo-yo history, lore, information, and valuation for the yo-yo collector. Written by AYYA historian Lucky Meisenheimer, it features almost 2000 entries on yo-yos and yo-yo memorabilia, with full-color plates documenting over 1000 items. It contains sections for grading yo-yos, and an extensive index of valuations. It also has expanded write-ups and photographs on the larger or notable yo-yo manufacturers such as Flores, Duncan, and Royal.
There are two versions of Lucky's Collectors Guide to 20th Century Yo-Yos. There is the standard soft cover colored version that is available to the general public and there is also a championship version given to yo-yo contestants who win their division. The contest version has an plain burgundy hard cover.