National style 1 Tricone tenor guitar, made in USA, circa 1928, ser.no. 442, the German silver body with usual pitting marks and wear, restoration to the heel of the neck, wear to frets, associated case; together with Bob Brozman – The History and Artistry of National Resonator Instruments, paperback book  

Estimate £500 – 800

Sold for £980 (18th June 2015)