Cartoon by Hanel on the outcome of the CSCE Summit in Belgrade (1978)
ImageSource et copyright
Source: 1980,11-5.-6.7. Sonderaustellung Wilhelm Bush Museum: Fünf Karikaturisten. Hannover: 1980. ISBN 3-921752-10-8.
Copyright: (c) Hanel
Source: 1980,11-5.-6.7. Sonderaustellung Wilhelm Bush Museum: Fünf Karikaturisten. Hannover: 1980. ISBN 3-921752-10-8.
Copyright: (c) Hanel