 First edition cover | |
| Author | Upton Sinclair |
|---|---|
| Country | United States |
| Language | English |
| Series | Lanny Budd |
| Genre | Historical |
| Publisher | Viking Press |
Publication date | 1949 |
| Media type | Print (Hardcover) |
| Pages | 629 pp |
| ISBN | 978-1-931313-10-0 |
| OCLC | 47748926 |
| Preceded by | One Clear Call |
| Followed by | The Return of Lanny Budd |
O Shepherd, Speak! is the tenth novel in Upton Sinclair's Lanny Budd series. First published in 1949, the story covers the period from 1945 to 1946.