Dr Magnus Pyke , Secretary of the British Association for the Advancement of Science, declares that the peak of his musical career was when he played second clarinet in the Alloa Amateur Orchestra and he includes Weber's Clarinet Quintet in his choice of records. Tracing the course of his scientific career he relates how he heard Mozart's The Magic Flute in Vienna, choral singing in Bucharest, and the final run of the Santa Fe steam locomotive.