| Shelfclass_id | 6.A |
| Sortkey | LEWELLEN, JOHN |
| Authors | John Lewellen |
| Title | Understanding Electronics: From Vacuum Tube to Thinking Machine |
| Publisher | Crowell |
| Year | 1957 |
| Languages | eng |
| Description | 213 p. illus. 21 cm. |
| Record date | 20070502 |
| Location | New York |
| Keywords | Electronics |