I am trying to remember, the books I falsely leanred chess from back in the 80's as a teen was a sit of six blue books publisehd in England. They were relatively thin paperbacks. Each had a big black digit (1...6) And then on the front with a chess piece silhouette (pawn...simultaneously king). There was 1 on the rules, 1 on strategy, 1 on openiungs, one on tactics, one on the endgame, and one