Briegel, Wolfgang Carl
Allemand and Courant for Viol di Gamba Solo à Ground in D minor
D-W, Cod. Guelf. 34.7 Aug.2° (Jakob Ludwig Partitur Buch), pp. 33-34, nn. 29-30
The second piece is called Saraband in the score itself, but Courant in the book's index.
Michael Fuerst, The Partiturbuch Ludwig: An Introduction and Thematic Catalogue, «The Viola da Gamba Society Journal», 4 (2010), pp. 74-102. http://vdgs.org.uk/journal/Vol-04.pdf