Manual Prático para Festas, Bailes e Afins, Vol. 1 Ed Motta
The most used Key signature in this album is m. with major being the most reccurent mode.
Harmonic Profile Manual Prático para Festas, Bailes e Afins, Vol. 1
Album has 11 different key signatures, divided as follows:
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9 songs are major (out of 16).