Template:Bach's compositions (legend)

Legend to the table

column		content
01	BWV	Bach-Werke-Verzeichnis (lit. 'Bach-works-catalogue'; BWV) numbers. Anhang (Annex; Anh.) numbers are indicated as follows: preceded by I: in Anh. I (lost works) of BWV1 (1950 first edition of the BWV) preceded by II: in Anh. II (doubtful works) of BWV1 preceded by III: in Anh. III (spurious works) of BWV1 preceded by N: new Anh. numbers in BWV2 (1990) and/or BWV2a (1998)
02	2a	Section in which the composition appears in BWV2a: Chapters of the main catalogue indicated by Arabic numerals (1-13) Anh. sections indicated by Roman numerals (I–III) Reconstructions published in the NBE indicated by "R"
03	Date	Date associated with the completion of the listed version of the composition. Exact dates (e.g. for most cantatas) usually indicate the assumed date of first (public) performance. When the date is followed by an abbreviation in brackets (e.g. JSB for Johann Sebastian Bach) it indicates the date of that person's involvement with the composition as composer, scribe or publisher.
04	Name	Name of the composition: if the composition is known by a German incipit, that German name is preceded by the composition type (e.g. cantata, chorale prelude, motet, ...)
05	Key	Key of the composition
06	Scoring	See scoring table below for the abbreviations used in this column
07	BG	Bach Gesellschaft-Ausgabe (BG edition; BGA): numbers before the colon indicate the volume in that edition. After the colon an Arabic numeral indicates the page number where the score of the composition begins, while a Roman numeral indicates a description of the composition in the Vorwort (Preface) of the volume.
08	NBE	New Bach Edition (German: Neue Bach-Ausgabe, NBA): Roman numerals for the series, followed by a slash, and the volume number in Arabic numerals. A page number, after a colon, refers to the "Score" part of the volume. Without such page number, the composition is only described in the "Critical Commentary" part of the volume. The volumes group Bach's compositions by genre: Cantatas (Vol. 1–34: church cantatas grouped by occasion; Vol. 35–40: secular cantatas; Vol. 41: Varia) Masses, Passions, Oratorios (12 volumes) Motets, Chorales, Lieder (4 volumes) Organ Works (11 volumes) Keyboard and Lute Works (14 volumes) Chamber Music (5 volumes) Orchestral Works (7 volumes) Canons, Musical Offering, Art of Fugue (3 volumes) Addenda (approximately 7 volumes)
09	Additional info	may include: "after" – indicating a model for the composition "by" – indicating the composer of the composition (if different from Johann Sebastian Bach) "in" – indicating the oldest known source for the composition "pasticcio" – indicating a composition with parts of different origin "see" – composition renumbered in a later edition of the BWV "text" – by text author, or, in source Provenance of standard texts and tunes, such as Lutheran hymns and their chorale melodies, Latin liturgical texts (e.g. Magnificat) and common tunes (e.g. Folia), are not usually indicated in this column. For an overview of such resources used by Bach, see individual composition articles, and overviews in, e.g., Chorale cantata (Bach)#Bach's chorale cantatas, List of chorale harmonisations by Johann Sebastian Bach#Chorale harmonisations in various collections and List of organ compositions by Johann Sebastian Bach#Chorale Preludes.
10	BD	Bach Digital Work page