John W. Valley won the Arthur L. Day Medal for Day Medal recipient in 2019.
| Year | Contest | Category | For | Sources |
|---|---|---|---|---|
| 2019 | Arthur L. Day Medal | Day Medal recipient | 1 · 2 |
John W. Valley won the Arthur L. Day Medal for Day Medal recipient in 2019.
| Year | Contest | Category | For | Sources |
|---|---|---|---|---|
| 2019 | Arthur L. Day Medal | Day Medal recipient | 1 · 2 |