William Porter

Passacaglia and Fugue in C Minor, BWV 582

Improvisations: A Demonstration of the Dtops of the Organ: BP: Trechter Regal 8'

Praeludium in E Minor, "The Great": Prelude and Fugue No. 1 in E Minor, "The Great"

Praeambulum in G Major, WV 73

Improvisations: A Demonstration of the Dtops of the Organ: RP: Dulcian 16'