Jullian Brothers, Tightrope Walkers. 1880s   At fourteen years of age he ran away Arthur, the second son, travelling to Sydney to join the circus. Years later the tug of funambulism brought his brothers Frederick Augustus, Edwin and Francis to meet him on the highwire.   High fliers, tightrope dancers, the dream of treading air held them like cumulus cloud cushioned the moment of drop, their sling of safety hard beneath the feet familiar as avenues.   Their mother, Jane Ward Bragge (rumoured to be Thunderbolt’s sister) ambushed them on the steps of Sydney Wharf took to them with her…