Harmony by John Curwen, undated -- This item is a manuscript containing examples, exercises, and a key to Curwen's How to Observe Harmony. -- There is also a course on approaching harmony and a pasted-in insert with Curwen's name written on the front entitled Constructive Exercises in Elementary Composition.

Harmony by John Curwen, undated -- This item is a manuscript containing examples, exercises, and a key to Curwen's How to Observe Harmony. -- There is also a course on approaching harmony and a pasted-in insert with Curwen's name written on the front entitled Constructive Exercises in Elementary Composition., 1.1.1, Box: 1, Folder: 1.0. John Curwen manuscripts collection, 0019-SCPA. Michelle Smith Performing Arts Library. https://archives.lib.umd.edu//repositories/4/archival_objects/46939 Accessed May 02, 2024.