File list (Check if you may need any files):
Herting
.......\clean.bat
.......\FEM
.......\...\CpuTime.c
.......\...\HertingReduction.c
.......\...\HrtCtrl.c
.......\...\main.c
.......\...\NasFile.c
.......\Head
.......\....\A3DLib.h
.......\....\CompMtr.h
.......\....\CpuTime.h
.......\....\headerFiles.h
.......\....\Herting.h
.......\....\HrtCtrl.h
.......\....\Iost.h
.......\....\LinearAlgebra.h
.......\....\List.h
.......\....\MemCtrl.h
.......\....\NasFile.h
.......\....\Units.h
.......\Herting.dsp
.......\Herting.dsw
.......\Herting.ncb
.......\Herting.opt
.......\Herting.plg
.......\Iost
.......\....\Iost.c
.......\....\IostArc.c
.......\....\IostDym.c
.......\....\IostOut.c
.......\....\List.c
.......\....\MemCtrl.c
.......\....\SpellCheck.c
.......\....\Units.c
.......\Math
.......\....\A3DLib.c
.......\....\CompMtr.c
.......\....\LinearAlgebra.c
.......\Run
.......\...\BellHelicopter
.......\...\..............\InputData.hrt
.......\...\..............\InputData.out
.......\...\..............\NastranElsModeShapes.dat
.......\...\..............\NastranMass.dat
.......\...\..............\NastranRgdModeShapes.dat
.......\...\..............\NastranStiffness.dat
.......\...\..............\ReducedMass.dat
.......\...\..............\ReducedStiffness.dat
.......\...\Bell_New_Model
.......\...\..............\InputData.hrt
.......\...\..............\NastranElsModeShapes.dat
.......\...\..............\NastranMass.dat
.......\...\..............\NastranRgdModeShapes.dat
.......\...\..............\NastranStiffness.dat
.......\...\..............\ReducedMass.dat
.......\...\..............\ReducedStiffness.dat
.......\...\StickModel
.......\...\..........\InputData.hrt
.......\...\..........\InputData.out
.......\...\..........\NastranElsModeShapes.dat
.......\...\..........\NastranMass.dat
.......\...\..........\NastranRgdModeShapes.dat
.......\...\..........\NastranStiffness.dat
.......\...\..........\RotatedReducedMass_wang.dat
.......\...\..........\RotatedReducedStiff_wang.dat
.......\...\..........\StickModelReducedMass.dat
.......\...\..........\StickModelReducedStiffness.dat