This entry describes alterations to an existing organ. Identified by James R. Stettner, based on personal knowledge of the organ. -- This was a tonal revision. The Great 8' Dulciana was replaced with a new III Mixture, and the Swell 8' Salicional was replaced with a 2' Principal. The Swell 8' Oboe received a new bass. In 1989, Andover did an action refurbishing as their R-129A.