PLANET *f … But in the case of the most hor- A MONG the world’s mysteries of rible mystery of all, if you could back 4% supernatural terror there are one of the informed scientists into a JL jk. few which modern science will metaphorical corner and, pledging not laugh to scorn. But there is one secrecy, get at…
Weird Tales
Internet Archive · Public domain (published before 1931). Free to use for anything.
![An illustration from Weird Tales v15 n06 [1930-06], 1930, leaf 58](https://img.insideoutlibrary.com/img/1024/ia-WeirdTalesV15N06193006-58-0.webp)
![An illustration from Weird Tales v11 n06 [1928-06] (1928)](https://img.insideoutlibrary.com/img/200/ia-WeirdTalesV11N06192806-50-0.webp)
