The Mystery of Being, Volume I: Reflection and Mystery (Gifford Lectures, 1949-1950)
| Country | USA |
| Brand | Forgotten Books |
| Manufacturer | Forgotten Books |
| Binding | Paperback |
| ItemPartNumber | black & white illustrations |
| EANs | 9781451015133 |
| ReleaseDate | 2016-11-16 |