Florian Leopold Gassmann
![Florian Leopold Gassmann, engraving (1775) by [[Johann Balzer](https://upload.wikimedia.org/wikipedia/commons/b/bb/Florian_Leopold_Gassmann_by_Balzer.jpg)
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Published: 1969
Superior document: Diletto musicale 454
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Published: 1960
Superior document: Publikationen der Gesellschaft zur Herausgabe der Denkmäler der Tonkunst in Österreich 21,1 = Bd. 42/44
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Published: 1976
Superior document: Music indexes and bibliographies 12