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About Kay Germain Ingalls, CG
Books by Kay Germain Ingalls, CG

Kay Germain Ingalls, CG
Kay Germain Ingalls is a certified genealogist and is past president of the Association of Professional Genealogists and a trustee for the Board for Certification of Genealogists.

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Religion & Spirituality

The Invention of Air

The Invention of Air

Steven Johnson

Read a Q&A with Steven Johnson, author of The Invention of Air in our Religion & Spirituality special interest area.