A biography from the inventor of Magnavox Odyssey, Simon Says, etc.
Features a lot off photos, schematics, inventions and interesting trivia.
Price: $39 (plus $9 shipping, from .hu). Goes for $62 on Amazon (w/o shipping)
Video interview with Ralph Baer: https://www.youtube.com/watch?v=7vBZmzLXBK8