Automatic control.
| Uniform Title: | Scientific American. |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York :
Simon and Schuster,
1955
|
| Subjects: |
| Item Description: | A Scientific American book. |
|---|---|
| Physical Description: | x, 148 pages : illustrations ; 21 cm Also issued online. |
| Bibliography: | Includes bibliographical references (pages 147-148). |