Update to Galician Liturgy posted. Fixes to Creed and Our Father. http://www.unmercenary.com/chant/gldivlit.html
Sacred Music Worship at St. Sophia's Seminary in South Boundbrook, NJ. Expect a little USM music will be be in use that week. http://stsuots.org/news_170511_1.html
Ten years after first posting it, the Obikhod Chant Guide has been updated to include prokeimenon tones. See http://www.unmercenary.com/chant/obchant.html.