000 00490pam a2200145a 44500
082 _aNASA
_bMEMO 11-5-58L -
100 _aSilveira,Milton A.
245 1 _aANALYTICAL AND EXPERIMENTAL DETERMINATION OF THE COUPLED NATURAL FREQUENCIES AND MODE SHAPES OF A DYNAMIC MODEL OF A SINGLE-ROTOR HELICOPTER
260 _a
_bNasa, Washington, D.C.
_c1958
300 _a42
500 _aBound With Nasa Memo 11-3-58l-11-5-58l
700 _aBrooks,George W.
964 _gCIRC
997 _aTR7925 C
999 _c394226
_d394226