An ad as seen in de Volkskrant in 19-10-1991 https://www.delpher.nl/nl/kranten/view?query=%22Achter+tralies%22+%22Alfred+J.+Kwak%22&coll=ddd&sortfield=date&identifier=ABCDDD:010867088:mpeg21:a0053&resultsidentifier=ABCDDD:010867088:mpeg21:a0053&rowid=1
Downloaded from [https://www.amazon.com/Alfred-Kwak-Disc-Collectors-Set/dp/B000VSOZJI] ([https://m.media-amazon.com/images/I/71ywHc9v6YL.jpg]). The archived pages contain a slightly different crop which you can find [https://web.archive.org/web/20090801065342/http://www.amazon.com/Alfred-Kwak-Disc-Collectors-Set/dp/images/B000VSOZJI here]