Tune Title: [Guard us, O Lord]First Line: At last, all-powerful MasterComposer: A. Gregory Murray, OSB; Guy Weitz; Joseph Gelineau, SJ; Richard ProulxKey: B♭ MajorDate: 1996Source: Psalm tone: 3-b
Tune Title: [Guard us, O Lord, while we sleep]First Line: At last, all-powerful MasterComposer: A. Gregory Murray, OSB; Gregory J. Polan, OSB; Guy Weitz; Joseph Gelineau, SJKey: B♭ MajorDate: 2011Source: Conception Abbey tone: Mode 3; Gelineau tone: Mode Ti