You can find the full text of Jose Raul Capablanca's Chess Fundamentals

Have you studied Capablanca’s book? What’s the single most important lesson you took from it?

For studying endgames, a physical book with large diagrams is ideal. However, a PDF on a tablet or laptop is perfectly fine—especially if you use an analysis board alongside it. The content is identical.

Searching for the will lead you to a treasure trove of structured lessons. The book is divided into logical parts. Here is a chapter-by-chapter breakdown of the core concepts.

The book's primary "feature" is its structured approach to learning, which famously prioritizes the endgame before the opening. content.e-bookshelf.de Jose R. Capablanca - Chess Fundamentals - Sources

There is an old adage in chess: "To improve, study the endgame." Capablanca was arguably the greatest endgame player in history. A significant portion of the book is dedicated to the final phase of the game. He demonstrates that if you understand the endgame, you will play the middlegame with a clear goal—simplifying into a winning endgame.

: Another reliable source for a clean, digital PDF or eBook version . Overview of the Book

He covers them lightly. He gives a few classic lines (e.g., Giuoco Piano, Queen’s Gambit) but repeatedly states: “Openings are only important insofar as they lead to playable middle games.” If you want a modern opening repertoire, pair this PDF with a separate opening book.