The Choral Supplement is marvelous and adds wonderful solemnity.У'Т Some companies publish a "choir edition" thatтт'Ќт"[s basically a pew edition with harmonies, but the Brebeuf approach is different. This larger book (1, 192 pages) carefully notates every single verse, which is a singerтт'Ќт"[s dream. As a supplement, it must be used in conjunction with the pew edition.У'Т