000 00428pam a2200145a 44500
082 _aNASA
_bTN D-1940 -
100 _aThompson,Jr.,William M
245 1 _aINVESTIGATION OF THE NATURAL FREQUENCIES AND MODE SHAPES OF DOUBLE CONICAL SANDWICH DISKS
260 _a
_bNasa, Washington, D.C.
_c1963
300 _a25
500 _aBound With Nasa Tn D-1931-40
700 _aClary,Robert R
964 _gCIRC
997 _aTR10214 C
999 _c395061
_d395061