Show feet aloft Is fa flying ying L limit amit speed at turns must not exceed miles 11 ashl nt in 1 1 1 likht surgeons of the irina air I 1 0 lite man line litis about HIP tile it i 1111 III iain tiding fling at aih h tit nn tin sud till benl chance change direce ti ii it iain in to the tile forte in ill tit 11 and its affect on the file ill d 1 id 4 1 is placid in ill the tile tl I 1 ann f A 0 wilt an hour T tl 1 e t 1 1 t if 1 l nd kd it 11 a straightaway c urbi i it 1 0 sit cm cin pro bihl bahl be ile blaed higher than is now low nie me ilian hani hully ally but exper leuie letie v alil ill ham hat to rite tie ile atu it figure I 1 iha lie hf ho ight limit they add Is around 45 om feet illik unten tim regarding ardIng the lie maill bettl f r turning the lie flicht sur s i blut lit tit Is i upon the exl pt it me of if I 1 atut vivin J NN williams 1111 ains of tl it e nav it lie tile I 1 biltzer air races at si t 1 I 4 ul tit in lit 0 ober rober N who ho said he bedtime unconscious at the turns of tilt course when he rounded at 24 4 07 lulles talles an hour blood carried to stomach and legi legs 1 ahe I lie 11 t ir rat at the turn banks bli his craft at ables the tile centrifugal force acl iiii at ruit uncles anies to the new direction of grael and the blood belne being car ried aa una froin fr un the head oward the Moni sto niah aili and probably een into the less legs ta aub uti and possibly un s blood quickly adjusts itself the tile surgeons say and the direction of centrifugal force la Is rap idl changed although altho 11 uh at turna turns at very high speeds in airplanes brain injury ir i r rupture of 0 a altal aloud vessel essel might insult I 1 it un n when hen piled plied with ith oxygen the I 1 burgeons hold an aviator lall could not suche sun he beyond a height beight ot of feet under ordinary circumstances because lie the available oxygen pressure in the lungs bould be too low to sustain life 23 XO and 25 23 OW feet la Is the ul ui 1 cr r limit of consciousness vs inthout oxygen ox gen say lie the flight burgeons surgeons and at higher altitudes attitudes or odgen gen in Is india pen pensa sable bip only it if in a cab cabinet inetor or suit in which mitch the barometric pressure were kept at a degree compatible with life w it be possible to ascend beyond the 45 limit v with ith suitable arrangement made for disposing of the surplus carbon arbon dioxide queer experiences at high altitude the a lator experiences es among other things thing as the result of high alt alti tude flights sleepiness uncontrolled emot emotion lon including giggling singing or laughter muscular weakness abort short ness nessi of breath impairment of the in and judgment and impairment of ision and bearing hearing these are chiefly due medical men exp explain lain to a lack of oxygen in the brain I 1 there are 50 army flight surgeons I 1 stationed at different hying flying field all on flying status A flight ru medical edIcal school Is maintained at mitchel field new lork where courses are given select medical officers picked for avia avla tion duty ablation A lation psychology forms a large share of their work and they are acquainted with ith firsthand first hand con 11 eions of the men who go up lo 10 the air in ships the tile aeronautic tion a records show that the present maximum altitude record Is held by a french flier with feet and the speed record in a ay course Is held by another french airman at T as miles an hour |