The clock / by Wil Mara.
| Author/creator | Mara, Wil |
| Format | Book |
| Publication Info | New York : Franklin Watts, 2005. |
| Description | 80 pages : illustrations ; 24 cm. |
| Subjects |
| Series | Inventions that shaped the world Inventions that shaped the world. ^A606532 |
| Bibliography note | Includes bibliographical references and index. |
| LCCN | 2004030270 |
| ISBN | 0531123731 |
| ISBN | 9780531123737 |