Jane Pickeringe's Lute Book, c. 1616-c. 1650 (London, British Library, MS Egerton 2046) : containing 81 solos and duets for renaissance lute in G tuning, c. 1616-20 (of which 56 require 6 courses, 20 require 7 courses, 5 require 9 or 10 courses) and 26 solos for 10- to 12-course lute in the variant tunings, c. 1630-50 (ʻLawrence', ʻMesangeau', ʻGautier', ʻHarp-way' and ʻFlat French') / with an introductory study and guide to concordances by Robert Spencer.