| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| How to Sing [Meine Gesangskunst] | Lehmann, Lilli, 1848-1929 | en | Aldrich, Richard, 1863-1937 [Translator] | 2006-08-25 | |||
| A Treatise on Simple Counterpoint in Forty Lessons | Lehmann, Friedrich Johann, 1866- | en | 2005-07-21 |