Airland Combat: An Organization for Joint Warfare

wraps : The paper covering on the outside of a paperback.

octavo : A book whose page size is approximately 12 inches by 9 inches. The size is based on a sheet of paper 25 inches by 38 inches, the size of paper traditionally used by book printers, which has been cut into eight pages.

shelf wear : Minor wear resulting from a book being place on, and taken from a bookshelf, especially along the bottom edge.