"Croak!" is number 201 in the Hans Christian Andersen Center's register of Andersen's literary works, i.e. no. 201 in the category fairy tale (the range 1 - 300). BFN 1259.
The work was published (4 April 1926) as a part of To ukendte Eventyr af H. C. Andersen [Danish title]. (Number 2936. BFN 1259. Category/genre: Separate publication).
Show this work in its context: all new Andersen publications from 1926.
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