Double Quartets: D minor, op. 65 / E-flat, op. 77 Louis Spohr
The most used Key signatures in this album are D♯, G♯, with major being the most reccurent mode.
Harmonic Profile Double Quartets: D minor, op. 65 / E-flat, op. 77
Album has 6 different key signatures, divided as follows:
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7 songs are major (out of 8).