Crack the Code!

The ambassador from Argentina to Ecuador has been reassigned to Panama. He is very sad, because the climate of Argentina and the climate of Iceland are somewhat non-identical. He has therefore asked his predecessor’s secretary to send him some information about "Islandia," a word which probably appears very early in the message. Of course, the plaintext is in Spanish.

Good luck!

A :
B :
C :
D :
E :
F :
G :
H :
I :
J :
K :
L :
M :
N :
O :
P :
Q :
R :
S :
T :
U :
V :
W :
X :
Y :
Z :

Frequency Distribution of Ciphertext

 

Frequency of Spanish (Ñ = 0.17%)

A joint project of Brendan Bard, Prof. Gregory Bard, and Prof. Seth Dutter, University of Wisconsin---Stout (January 30th, 2019)