| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Cobalt Blues: The Story of Leonard Grimmett, the Man Behind the First Cobalt-60 Unit in the United States | Hardcover | 978-1-4614-4923-2 (1-4614-4923-5) | 2012 |
| Cobalt Blues: The Story of Leonard Grimmett, the Man Behind the First Cobalt-60 Unit in the United States | Paperback | 978-1-4614-4925-6 (1-4614-4925-1) | 2012 |
| Cobalt Blues: The Story of Leonard Grimmett, the Man Behind the First Cobalt-60 Unit in the United States | " | 978-1-4614-4924-9 (1-4614-4924-3) |
P. A. · P R · P.R. Almond · Peter A. · Peter Almond · Peter R. · R. A.