Note 1 — HISTORICAL INTRODUCTION
Reading edition
Mone’s Lateinische Hymnen des Mittelalters; Daniel’s Thesaurus Hymnologicus; Tischer’s Kirchenlieder-Lexicon; Trench’s “Sacred Latin Poetry;” Neale’s “Latin Hymns and Sequences,” and “Essays on Liturgiology and Church History;” Duffield’s “Latin Hymn-Writers and their Hymns;” Roundell Palmer’s “Hymns: their History and Development in the Greek and Latin Churches, Germany, and Great Britain;” Julian’s “Dictionary of Hymnology.”