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Elmer Sperry: Gyroscopic Compass, 1914

Introduction: Elmer A. Sperry

Who was Elmer Ambrose Sperry? What was the Gyroscopic Compass?

How did the Sperry Electric Company begin? What is the legacy of Sperry, his science, and his rewards?

These pages hold the answers to these questions and tell the fascinating story of one man's invention.

Would you have used a gyroscopic compass? Browse the "Theory and Operation of the Gyroscope," published by the United States Navy. Click on the image at the right to open the booklet and turn back the pages of time.