Of contents: I. Schriftstücke in Briefform (Briefe, Eingaben, Gesuche, Empfehlungsschreiben) -- II. Zeugnisse und Prüfungsberichte -- III. Orgelgutachten -- IV. Urkunden -- V. Quittungen -- VI. Widmungen, Titelseiten -- VII. Anmerkungen, Mitteilungen, Aufstellungen -- VIII. Genealogie.

Interpretation and criticism of the works of Arthur Mendel.

Subjects covered include bibliographic tools of Bach research and sources of literature; Bach's family; Bach biographies; places Bach lived and worked; Bach's teaching; the liturgy; Bach source studies and the transmission of his music; repertory and editions; genres and individual vocal and instrumental works; performance practice; the reception and analysis of Bach's music; and many others.