FV2: Pin-ended double cross: in-plane vibration FV4: Cantilever with off-center point masses FV12: Free thin square plate FV15: Clamped thin rhombic plate FV16: Cantilevered thin square plate FV22: Clamped thick rhombic plate FV32: Cantilevered tapered membrane FV41: Free cylinder: axisymmetric vibration FV42: Thick hollow sphere: uniform radial vibration FV52: Simply supported “solid” square plate