Autograph musical quotation of eight measures in C minor identified as "Adagio" and evidently from a string quartet, in the hand of the great Moravian violinist and composer, considered the greatest virtuoso of his time after the death of Paganini.  Signed at the foot, "Zur freundlichen Erinnerung an H. W. Ernst."  Slight wrinkling and glue remnants; chipping and creasing to the mount; otherwise in fine condition.  13.8 x 8.5 cm; mount 24 x 17.5 cm.