Triangular lattice girder with a pulley wheel and wooden block with rails Triangular lattice girder with a pulley wheel and wooden block with rails
Main joint inner ridge girder with main radial struts attached. H.M. Airship, R.101 Main joint inner ridge girder with main radial struts attached. H.M. Airship
Section of Main Longitudinal Girder (rolled-tube) of H.M. Airship. R.100 Section of Main Longitudinal Girder
