Modern Americans in science and invention /
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Philadelphia :
Lippincott,
[1941]
|
| Subjects: |
| Physical Description: | xiii, 270 pages : illustrations ; 22 cm. |
|---|
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Philadelphia :
Lippincott,
[1941]
|
| Subjects: |
| Physical Description: | xiii, 270 pages : illustrations ; 22 cm. |
|---|