000 00333pam a2200133a 44500
082 _aNACA
_bTM-470
100 _aWieselsberger,C
245 1 _aON IMPROVEMENT OF AIR FLOW IN WIND TUNNELS .
260 _a
_bNaca, Washington
_c1928
300 _a40
500 _aBpund With Naca Tm-455,465.
964 _gCIRC
997 _aTR13380 C
999 _c399197
_d399197