Available here is the Transformers Generations data and art book. This is the second book of three in the 2009 Transformers Generations set. These books contain a wealth of information about Transformers spanning the past 25 years. Filled with a ton of artwork, prototypes, pictures of current and past toys, and it even includes scrapped G1 design concept art for unproduced toys!! Although this is a photo book, please be aware that the text in the book is written entirely in Japanese.