TY - BOOK ID - 137409411 TI - A preliminary study of airplane performance AU - Norton, F. H. AU - Brown, W. G. AU - United States. PY - 1922 PB - [Washington, D.C.] : National Advisory Committee for Aeronautics, DB - UniCat KW - Airplanes. KW - Airplanes KW - Airplanes KW - Testing. KW - Wings. UR - https://www.unicat.be/uniCat?func=search&query=sysid:137409411 AB - ER -