200 Kakuro Kakuro 15x17 + 16x18 + 17x19+ 18x20 + 200 Brickwalldoku Hard - Very Hard Levels
Subtitle: Holmes Is a Very Serious Sudoku Puzzle Book. Sudoku Puzzle Game of Difficult and Very Complex Versions. .
Publisher: Independently Published
Published: 2019
Language: eng
ISBN-13: 9781090701008