Catalogue of Solo and Chamber Music for Viola da Gamba

GB-HAdolm II.B.3 (37 pieces, only 1 lyra viol part preserved)
US-CA mus. 70 (25 pieces; autograph; only 1 lyra viol part preserved)
GB-Och ms. 725-727 (6 pieces, all 3 parts preserved)
GB-Cu Add ms 9284, olim Robert Spencer private collection (1 piece: no. 5 Phantasia welsh Lawes, only 1 lyra viol part preserved)

http://vdgs.org.uk/thematic/La.pdf (Lawes-26-29)

ms GB-Cu 9284: index Violanet 

John Patrick Cunningham, Music for the privy chamber: studies in the consort music of William Lawes (1602-45), PhD thesis, University of Leeds, 2007