Author‘s Note
_ To all profound thinkers in the realms of Science who may chance to read SKYLARK THREE, greetings: I have taken certain liberties with several more or less commonly accepted theories, but I assure you that those theories have not been violated altogether in ignorance. Some of them I myself believe sound, others I consider unsound, still others are out of my line, so that I am not well enough informed upon their basic mathematical foundations to have come to any definite conclusion, one way or the other. Whether or not I consider any theory sound, I did not hesitate to disregard it, if its literal application would have interfered with the logical development of the story. In "The Skylark of Space" Mrs. Garby and I decided, after some discussion, to allow two mathematical impossibilities to stand. One of these immediately became the target of critics from Maine to California and, while no astronomer has as yet called attention to the other, I would not be surpri

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