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Death Anniversary: Maria Theresia Ahlefeldt — December 20, 1810
20 December 2026
Passed away in Prague on 20 December 1810. Remembered for his enduring contributions to eighteenth-century musical heritage, his catalog remains preserved across European archives and historical collections.
Dates verified on Grove Music Online, entry "Maria Theresia Ahlefeldt"; MGG Online (Die Musik in Geschichte und Gegenwart).
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