214 



H. M. JOHNSON AND FRANKLIN C. PASCHAL 



.Pilot. O.ul April 17. 1919 iilS P.M. 



' Rio7dTroi^perfiiinV by cirfilcIBr ~ grrtury 



USE IN MIXITE3 



April 17, 1919. No. 6869, second lieutenant, pilot, twenty-three, single, 

 automobile business, 2 years high school. 



Two hundred hours flying, all overseas. 



Physical condition good, but rated as stale. 



Initial performance; slow, accurate, considerable improvement with prac- 

 tice. Deterioration from 8 to 9 minutes, due to decreased speed. When re- 

 moved, subject was superposing one printed letter on another his work in the 

 last set being almost illegible. This effect preceded diminution of blood pressure 



