In an older edition, page 45, diagram 26, there is a Black King on c8 (impossible). It should be a Black Queen. It was fixed in another edition.
The worst chess book I've ever read, and why...

https://www.amazon.com/Champions-Game-True-Story/
This was a pretty bad read. I bought it reading some hilarious reviews online and coudnt agree more.
(...) if you want what is by far the worst chess book ever written by anyone capable of composing a sentence, (I admit the English is easily readable), then The Minor Tactics of Chess by Young and Howell is champ.
They mathematically prove that a bishop is worth exactly 2 knights and that a bishop and rook are equal. (...)
Does anybody know on what page in this book this is supposed to have been written?