Mighty fortress is our God : (ein feste burg). / Martin Luther ; Richard Proulx. This is a Proulx organ arrangement of Martin Luther's traditional tune "Ein Feste Burg." This work is labeled as an organ intonation, and the texture appears in two, sometime

Prelude on "von himmel hoch" / Martin Luther ; Richard Proulx. This work was written on Luther's tune entitled "VON HIMMEL HOCH." According to the hand-written organ score, the work was copyrighted in 1973 by Augsburg Publishing House. It is unclear if th