ECM, ECO, and Domination in 2,545 Endgame Studies by Kasparyan.
Also "How To Open A Chessgame" and "Ideas Behind the Chess Openings" weren't bad.
500 Master Games of Chess and both volumes of Alekhine's best games.
King Power in chess and Queen and Pawn Endings (plus all the specialized books).
The Chess Struggle In Practice (Bronstein's 1953 Candidates Memoir)
These got me to 2000 in 1988 at age 21 before engiens.
Also "How To Open A Chessgame" and "Ideas Behind the Chess Openings" weren't bad.
500 Master Games of Chess and both volumes of Alekhine's best games.
King Power in chess and Queen and Pawn Endings (plus all the specialized books).
The Chess Struggle In Practice (Bronstein's 1953 Candidates Memoir)
These got me to 2000 in 1988 at age 21 before engiens.