Show 4 roger babian first to talk of metal airship in the wp wo see realized lin eight old lin conlan project pro lett in tile hie thirteenth ei century says domestic air news united states department of t bacon english and friar renus to anve apell the first to the principles of if we discard alst kircher and the legends bacon wrote in glowing elD quigua e ton in hie file possibility ot of constructing eai orivs lars ot of lui mense sly size at mul 1 biwer that catule traverse tile the band all air ill tw witter with alth greul great sliced and i carev arav with per sons and mer chandle he proposed the r ot in an al lichine which must lie H large hollow globa ol of copper or other sull able material filled with ethereal etli ereal air or liquid tire amne lieve claimed bacon referred ferrel re to barell d tilt and hydrogen nils gas then lien ed from some elevated point into ant rhe file at biosphere mo nio sphere where it will float ficai like a vessel on the water there luay fully be made bacon said flying machines wi so that thai a mail sits in the madl of the hip ine revolving sonie amic engine miina by bv which wings nrc are nude made to bent beat I 1 lie air like a flying bard 11 tile the idea of nf the rigid airship may hp he traced from flacon through albertus ablit artus rip de n mend menda ma W TH lona I 1 ann na gourdin 1783 delcourt nel court 1824 4 M tiling nap 1843 18 ii 5 spiess VOT to zi zeppelin all till nil of nf whom proposed metal for the hull bill |