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
Fabric Row (Philadelphia) major renovations with many services offered by the organization that manages the South Street Headhouse District. As generations get older and with the lack of succession, many businesses in Fabric Row ceased operations. For example, Marmelstein's had been in business for 96 years before its closure. There are preservation efforts to retain the "fabric industry" culture on Fabric Row even though the textile market in Fabric Row still remains strong to this day. However, many businesses face uncertainty when the older generations pass and the younger generations leave. Fabric Row (Philadelphia) Fabric Row ("Der Ferder" in Yiddish) is a historic