#4

Reprinted from

• Donald Duck #20/1961
• Donald Duck #21/1961
• Donald Duck #22/1961
• Donald Duck #23/1961
• Donald Duck #24/1961
• Donald Duck #25/1961
• Donald Duck #26/1961
• Donald Duck #27/1961
• Donald Duck #28/1961
• Donald Duck #29/1961
• Donald Duck #30/1961
• Donald Duck #31/1961

Reprinted in

• Tom Puss #6

Credits

Script

Marten Toonder studio's

Pencils

Marten Toonder, Marten Toonder studio's

Inks

Marten Toonder, Marten Toonder studio's

Colours

Marten Toonder, Marten Toonder studio's

Letters

Marten Toonder studio's

Characters

• Olivier B. Bommel
• Tom Poes
• Joost
• Professor Prlwytzkofsky
• Bulle Bas