Unorthodox chess openings : Schiller, Eric : Free Download, Borrow, and Streaming : Internet Archive

The Modernized Philidor Defense - Thinkers Publishing

Learning Openings, midgame, and endgame - Chess Forums

Basic Principles of Chess Openings, PDF, Chess Openings

Chess openings : Basman, Mike : Free Download, Borrow, and

Discovering Chess Openings - John Emms

Catastrophes & Tactics in the Chess Opening - Volume 3: Flank Openings: Winning in 15 Moves or Less: Chess Tactics, Brilliancies & Blunders in the Chess Opening (Winning Quickly at Chess): Hansen

Basic Chess Openings For Kids: Play Like A Winner From Move One Book Pdf Մամուլի խոսնակ - Անկախ հրապարակումների հարթակ

More Basic Chess Openings - Schachversand Niggemann

I made an open-source cheat sheet for most common openings to teach myself what can transpose into what : r/chess

Modern Chess Openings 15th edition : Free Download, Borrow, and Streaming : Internet Archive