Here you'll find a variety of crocodilian publications for sale, ranging from current books to fairly old publications and reprints. Other herpetological titles are also available. Zoo Book Sales. A highly recommended site for finding both new and used books on crocodiles, alligators and caimans. Books on other species are also available. articles & features:
Laying the First Course. 1  Start at the edge of the wall thatâs most visible, or the edge that butts up against another structure. If your wall goes across a slope, start at the lowest end. 2  Position the first stone in your trench. Make sure the stone is level from front to back and side to side.
Iâam going to build a retaining wall that is going to be 3.5 feet in height how far should the gravel go back and will 4 inch slotted tubing with cover for the drain be a good enough for the drain. the blocks I was thinking of using are the 57 pound block size is 16 inch in length and 12 inches in depth and 6 inches in height.