All just my personal opinion
Blog post #471 — Concert review, ★★★★, Michael Gläser, Zürcher Sing-Akademie @ St.Peter, Zurich, 2019-02-10 — Bach: Motet “Singet dem Herrn”, BWV 225; Prelude & Fugue in E♭ major, BWV 552; Rheinberger: Mass in E♭ major for double choir, op.109, “Cantus Missae”; Brahms: Fest und Gedenksprüche, op.109; Bruckner: Motet “Ave Maria”, WAB 6; Bruckner: Motet “Locus iste”, WAB 23
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Blog post #465 — Concert review, ★★½, Piano Recital Alice di Piazza @ Wetzikon ZH, 2019-02-02 (Klavierissimo Festival 2019) — Brahms: Chorale Preludes op.122/ 6 & 10; Schumann: Two Romances from op.28; Brahms: 7 Fantasias, op.116
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Arthur Rubinstein, “The Complete Album Collection” (a first look);
Busoni vs. Bach? — Arthur Rubinstein / Ton Koopman, Toccata, Adagio and Fugue in C major, BWV 564
Bach: 4 Duets, BWV 802-805 — Ton Koopman, Christophe Rousset; Bach: Chromatic Fantasy & Fugue, BWV 903 — Wanda Landowska (1933), Andreas Staier (1988), Christophe Rousset (1990), Ton Koopman (1986)
Various Organ Works (mostly by J.S. Bach) / CDs, with Wieland Meinhold, Hansjürgen Scholze, Rudolf Scheidegger, and Ton Koopman
(…) once my record collection started featuring organ recordings — though organ recordings took a rather slow and non-systematic start. At least, the beginning was OK — for that time (1970), at least: a box with all of Handel’s organ concertos, played by the Collegium aureum and Rudolf Ewerhart on magnificent organs such as the famous Gabler organ in Weingarten, or the Riepp organs in Ottobeuren…