The Past Returns to the Present: Article describing archaic British hymn-singing practices that survive in London's West Indian churches.
The Story of Our Hymns: Select chapters [Adobe Acrobat Reader format] from book by E.E. Ryden, featuring hymnody in the early church and in Germany; references to "Lutheran Worship".
Towards a Better Hymnody: Pamphlet by Frank J. Funston, calling for attention to appropriately selecting and using hymns.