Donald B. Dingwell won the Arthur L. Day Medal for Day Medal recipient in 2016.
| Year | Contest | Category | For | Sources |
|---|---|---|---|---|
| 2016 | Arthur L. Day Medal | Day Medal recipient | 1 · 2 |
Donald B. Dingwell won the Arthur L. Day Medal for Day Medal recipient in 2016.
| Year | Contest | Category | For | Sources |
|---|---|---|---|---|
| 2016 | Arthur L. Day Medal | Day Medal recipient | 1 · 2 |