Clark, John R.
Nationality: 
(Unknown)
Identities and Authority Control
- pdbooks.info ID: 18429
John R. Clark Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
 |  |  | 
| ||||||
| Modern mathematics, books one & two | 1924 | Author | |  | | | | ||
| The World book: organized knowledge in story and picture | 1927 | Author | | | | | | ||