Norborg, Åke; A Handbook of Musical and Other Sound-Producing Instruments from Namibia and Botswana.Musikmuséets skrifter 13, Stockholm, 1987. First and only edition.
Softbound 8o with illustrated front cover. Small cornerfold to front cover, else as new. With drawings in the text of instruments. Typewriter-print. Text in English. XXII, 454 pages.