The lute’s strings are arranged in courses of two strings each with the highest-pitched course usually consists of only a single string. An 8-course Renaissance lute will usually have 15 strings, and a 13-course Baroque lute will have 24.
If you listen carefully to the lesser known songs on albums by Cream you will hear the classical training of maestro Jack Bruce evident in passages redolent of the Bream Consort above.