spiral, vortex set. 9 different circular s. spiral

abstract centrifugal centrifuge circular coil curl curve cycle cyclic decor decoration different distortion eddy element form free graphic gyration gyre helix hypnosis hypnotic illustration line logarithmic motif radial revolve roll rotary rotating rotation round royalty shape shapes snail spiral spirally spire swirl torsion twirl twist vector volute vortex whirl whirligig whirlpool whorl