Show Coolidge Urges In International terna Aviation Meet WASHINGTON Dec 9 APAn AP APAn AP- AP An international civil aviation conference in Washington next December was urged today by President Coolidge in a letter addressed ad addressed addressed ad- ad dressed to the civil aeronautical conference now in session here Next December will witness the twenty-fifth twenty anniversary of the first flight by man in a power driven heavier than air machine President Coolidge's letter said It was made mace by Orville Wright one of our fellow citizens citizens citizens citi citi- citi- citi zens who is still living and ac actively actively actively ac- ac i interested in it its its' further I application for commercial pur pur- poses I have had hac in mind that this important anniversary might be properly celebrated by holding folding here in Washington an international international interns interns- civil aviation conference and nd exhibit in conjunction with your annual meeting Should this be found practicable practicable practicable I its success would in a aI large measure depend upon your cooperation which I am confident confident confident I dent can can be r relied lied ulo |