One of seven hollow sections, consisting of a short length of hollow wooden tube with cap with two holes. 1880-1914
One of seven hollow sections, consisting of a long length aerofoil wing shape. One of seven hollow sections, consisting of a long aerofoil wing shape. 1880-1914
One of seven hollow sections consisting of long box section with square sides, and cross struts protruding on each side. One of seven hollow sections consisting of long box section with square sides 1880-1914
One of seven hollow sections consisting of long box section with one curved side, and cross struts protruding on the opposite side to the curve. One of seven hollow sections consisting of long box section with one curved side 1880-1914
7 Hollow Spar sections, parts of aeroplane wings and struts 7 Hollow Spar sections, parts of aeroplane wings and struts 1880-1914