Aus tiefer Not schrei ich zu dir(1) 4vv-1 XLVI (MSvii; 'Schwer. Franck.' being a tune name??)
"Schw. Franck." means "Schwäbisch Franken", a region in southern Germany, where this version of the tune was sung.
Lurchi (talk) 20:09, 16 September 2020 (UTC)