Suites for Two Pianos nos. 1 & 2 Сергей Рахманинов
The most used Key signatures in this album are Gm, F♯m, G♯, with minor being the most reccurent mode.
Harmonic Profile Suites for Two Pianos nos. 1 & 2
Album has 7 different key signatures, divided as follows:
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6 songs are minor (out of 10).