Aircraft fabric covering often used in the restoration of older types that were originally covered using traditional methods. The purposes of the fabric covering of an aircraft are: Pioneering aviators such as George Cayley and Otto Lilienthal used cotton-covered flying surfaces for their manned glider designs. The Wright brothers also used cotton to cover their Wright Flyer. Other early aircraft used a variety of fabrics, silk and linen being commonly used. Some early aircraft, such as A.V. Roe's first machines, even used paper as a covering material. Until the development of cellulose based dope in 1911 a variety of methods of finishing the
Drill (fabric) tarpaulins, tents, awnings and canopies, but the use of both fabrics has been supplanted in modern times with synthetic fabrics. Like duck, drill is used as a covering for furniture and cushions. Drill (fabric) Drill is stout durable cotton fabric with a strong bias (diagonal) in the weave. It can be used unbleached, although it is more often bleached or dyed. Light weight drill is used in clothing items such as shirts, safari jackets, blouses, and some types of sports clothing. The heavier weights were often used in corsets, and are commonly used in work clothing and uniforms. The most