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 · 8 entries checked · 6 flagged · 12 issues confirmed · 6 corrected · 6 still open
Lauritz Melchior — Melchior's final stage performance was on 24 March 1950 as Siegfried in Siegfried at the Metropolitan Opera, not 2 February 1950.
Lauritz Melchior — The claim about Melchior holding a world record for the lowest score in a duplicate bridge tournament is unsubstantiated and likely apocryphal.
Leopold Mozart — Leopold's father died in 1736, not 1739, but the entry implies the death occurred in 1739 by linking it with his leaving in 1739.
Lionel Tertis — Tertis did not give the world premiere of William Walton's Viola Concerto; Paul Hindemith did, but the reason was not that Tertis found it 'difficult to comprehend'—he declined because he felt the work was not sufficiently idiomatic for the viola.
Morton Feldman — Feldman's experiments with notation and indeterminacy did not inspire Cage to write Music of Changes; Cage wrote Music of Changes in 1951, before his close association with Feldman's graphic notation, and it was directly inspired by his study of the I Ching, n
Morton Feldman — The claim that Feldman's title 'Edgard Varèse Professor of Music Composition' was 'of his own devising' is inaccurate; the position was created by the University at Buffalo and named in honor of Varèse, not invented by Feldman.
Mathilde Marchesi — Marchesi was a soprano, not a mezzo-soprano
Mathilde Marchesi — The entry says she opened her school at No. 88 Rue Jouffroy-d'Abbans in Paris, but the correct address is 94 Rue Jouffroy-d'Abbans
Teresa Stolz — The European premiere of Aida was in Cairo on 24 December 1871, not Parma.
Teresa Stolz — Teresa Stolz was not the first to sing the title role of Aida in Italy; the role was created by her, but the first Italian performance was at La Scala on 8 February 1872.
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