Momentos of a life in music, including an original score for a cadenza for the  Mozart Clarinet Concerto, K. 622, composed by Mr. Pergl in the 1950's.

Mr. Pergl (centre) with his son, Oldrich Pergl (left) and Stephen Pierre (right),  studying a manuscript.

Looking at the original manuscript for a cadenza.

Mr. Pergl and Stephen Pierre discussing clarinet technique.   To the right are Mr. Pergl's clarinets; Selmer Centred Tone and Series 9 instruments.