Jenkins, John
1 Preludium and 8 divisions on grounds for viol solo (VdGSGB n. 3-10, 65, Ashbee n. 1-8, 53)
GB-Ob mus. 184 c.8 (Preludium and 5 divisions); GB-Ob ms. Mus.Sch. C.71 (3 divisions); GB-Lcm C.41/2 (olim II.F.10) (1 division); US-NYp Drexel 3551 (1 division)
The division VdGS 3 / Ashbee 1, has no written ground, but in the first part 6 divisions on a ground are clearly recognisable. The second part of the piece is instead independent of a recurring bass.
The division VdGS 65 / Ashbee 53 is a fragment, consisting of a ground in 2 parts with only 2 divisions on the first part of the ground.
GB -Ob 184.c.8: ID 800273251
GB-Ob ms. Mus.Sch. C.71: ID 800263062
US-NYp Drexel 3551: ID 101912
http://vdgs.org.uk/thematic/J.pdf, Jenkins-9, Jenkins-12A