"Cadiz (Som store, grønne fuglebur)" [Danish title] is number 2218 in the Hans Christian Andersen Center's register of Andersen's literary works, i.e. no. 718 in the category poems (the range 1501 - 2900).
"Cadiz (Som store, grønne fuglebur)" [Danish title] was first published 9 November 1863.
In modern Danish on p. 815 in Johan de Mylius (editor): H.C. Andersen. Samlede digte ('Collected poems', Copenhagen, 2000).