How to Build Walks, Walls & Patio Floors. This is a wonderful book that has great information for building all of these - Brick-Adobe-Concrete-Tile-Flagstone-Stone & Pebble Pavings; Loose Aggregates; Wood Surfacing; Garden Steps. Brick-Concrete Block-Stone-Cast Concrete-Retaining Walls. There is also information on the tools and more. This is an older book but in great condition for its age.