| Author: | Schöldström, Birger, 1840-1910 |
| Subject: | BF, Spiritualism |
| Format: | Text |
| Date issued: | 2017 |
| Language: | Finnish |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Henkimaailman salaisuuksia [electronic resource] / Birger Schöldström |