R. L · Robert L. · Robert P. Lockwood
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Adam lay ybounden: Vocal score | 978-0-19-386225-8 (0-19-386225-5) | 2000 | |
| Sunday Visitor 1912-1982 | 978-99937-1-362-3 (99937-1-362-7) | 1982 | |
| Three Carols for Christmas: Vocal score | 978-0-19-386769-7 (0-19-386769-9) | 2004 | Ernst Bacon |