Text printed in italics is represented between _underscores_, bold face text between ~tildes~. Small capitals have been transcribed as ALL CAPITALS. A letter in square brackets preceded by an equal sign, as [=X], represents a letter with bar above. “A short treatise of admirable clearness. . . . Mr. Hinton brings us, panting but delighted, to at least a momentary faith in the Fourth Dimension, and upon the eye of this faith there opens a vista of interesting problems. . . . His pamphlet exhibits a boldness of speculation, and a power of conceiving and expressing even the inconceivable, which rouses one’s faculties like a tonic.”--_Pall Mall._…
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