Agnes Giberne This Wonderful Universe

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Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. I have to express my grateful thanks to Mr. W. H. Wesley, Assistant Secretary of the Royal Astronomical Society; Mr. E. Walter Maunder, Professor H. H. Turner, f.r.s Director of the University Observatory of Oxford; Professor E. B. Frost, Director of Yerkes Observatory, Wisconsin; Mr. Harlow Shapley, Of Mount Wilson Observatory, California, and others, for most kind help given in the work of re-writing, by their ready response to inquiries on my part about difficult questions and new developments.