Het Geheim Van De Boemboem
| Format | Paperback |
| Language | Dutch |
| First Paperback Printing | 1963 |
| Original Title | The Mysterious Pool |
| Original Language | English |
| Author | Mary Patchett |
| Illustrator | Pat Marriott |
| Translated by | A. K. W. Wolsak - van Dorp |
| Series | Prisma-Kinderpockets |
| Format | Paperback |
| Language | Dutch |
| Location | Utrecht (The Netherlands) / Antwerpen (Belgium) |
| First Paperback Printing | 1963 |
| Pages / Font | 95 pages |
| Other | 3623.1 |
| Other | Prisma-Kinderpockets: 23 |
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