Classical Composers And Instrumentalists Codexery — Data & Quality

We publish our audit record because accuracy claims should be checkable. Every entry on this site runs through an automated fact-audit pipeline (accuracy audit → source-grounded repair → visual QA); this page is generated from that pipeline's own report, not written by hand.

Last full accuracy audit: 2026-09-01 · 9 entries checked · 6 flagged · 12 issues confirmed · 6 corrected · 6 still open

Recent findings (audit lane, verbatim)

Friedrich Kalkbrenner — Kalkbrenner's transcriptions of Beethoven's symphonies were not of all nine symphonies; he transcribed only symphonies 1–7, not 8 and 9.

George Antheil — The entry states Antheil's Paris debut was at the Ballets suédois, but the actual riot occurred at the Théâtre des Champs-Élysées on October 4, 1926, during a concert organized by the Ballets suédois, not at the ballet company's own venue.

George Szell — Szell's conducting debut was in 1915 with the Berlin Philharmonic, not the Vienna Symphony.

George Szell — Szell was appointed to the Berlin Royal Court Opera in 1917, not 1915.

Karol Szymanowski — Szymanowski was not lame in one knee; he suffered from a chronic lung condition (tuberculosis) and had no known lameness.

Karol Szymanowski — The novel Efebos was not two volumes; it was a single novel, and it is not 'mostly lost' but entirely lost (the manuscript was destroyed in the Warsaw Uprising or lost during WWII).

Krystian Zimerman — The LORE states Zimerman was born in 'Zabrze, Katowice Voivodeship, Polish People's Republic' — Zabrze is in Silesian Voivodeship, not Katowice Voivodeship (which was a historical division, but the phrasing is anachronistic and imprecise; the correct modern de

Krzysztof Penderecki — The entry states Penderecki became a professor at the Yale School of Music in the mid-1970s, but he was a visiting professor from 1972 to 1974, not a permanent professor.

Open data

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Corrections

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