Tetrahedron
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| From Fancyclopedia 2, ca. 1959 |
|
A triangular pyramid. In position of two such-shaped spaceships set for ramming, a pair of tetrahedra bracketing a publication's title indicate that it's from Speer's publishing house. |
| From Fancyclopedia 1, ca. 1944 |
| A solid bounded by four planes, the smallest number that can enclose a solid; a triangular pyramid. In positions of two such-shaped spaceships set for ramming, a pair of tetrahedrons around a publication's title indicates that it comes from Speer's publishing house. |
| Miscellaneous |
| This is a miscellaneous page |
