t^fr 



4 o ~~^=='^, O- 



DEPARTMENT OF THE NAVY 



HYDROMECHANICS 



FORCED VIBRATION OF BEAMS AND FLUTTER OF 

 BEAM-FOIL SYSTEMS 



AERODYNAMICS 



by 



STRUCTURAL 

 MECHANICS 



E. H. Kennard 



and 



Ra]-ph C. Leibowitz 



APPLIED 

 MATHEMATICS 



JSTICS AND 

 BRATION 



/d3 



ACOUSTICS AND VIBRATION LABORATORY 

 RESEARCH AND DEVELOPMENT REPORT 



October 1964 



Report 1848 



