Unfortunately , his artistic development slowed as the symptoms of Parkinson 's disease took hold .
Gecan 's later paintings show a broader understanding of style and echoes of cubism , specifically the stylization of art deco .
Unfortunately , Gecan 's artistic development slowed as the symptoms of Parkinson 's disease took hold .
Gecan 's later paintings show a broader understanding of style and echoes of cubism , specifically the stylization of art deco .