David Mc Key, Philadelphia, 1912, 3rd edition, hardback, 252 pp, 11,5x16,5 cm, 370 grams, author's photo, 100 problems with their solutions, texts about composing, solving,problemist vs player, etc.

The Modern Chess Problem is a book written by Philip Hamilton Williams, first published in 1903. The book is a comprehensive guide to chess problems, which are puzzles or challenges designed to test a player's ability to find the best move or sequence of moves in a given position. The book covers a wide range of chess problems, from simple two-move problems to complex compositions that require deep analysis and strategic thinking. It provides detailed explanations of the different types of chess problems, including directmates, helpmates, selfmates, reflexmates, and more. The author also includes examples of famous chess problems and their solutions, as well as tips and strategies for solving problems and improving one's chess skills.  It is a classic work on the subject.