How things work: practical guide for teaching scientific and technical principles / [by] Eldon A. Byrd.
| Author/creator | Byrd, Eldon A., 1939- |
| Format | Book |
| Publication Info | West Nyack, N.Y. : Parker Pub. Co., [1973] |
| Description | 231 pages : illustrations ; 24 cm |
| Subjects |
| Bibliography note | Includes bibliographies. |
| LCCN | 73004215 |
| ISBN | 0134356446 |