The slide rule : $b a practical manual

Transcriber’s Note:

THE SLIDE RULE: A PRACTICAL MANUAL

PREFACE TO THE FIFTEENTH EDITION.

INTRODUCTORY.

THE MATHEMATICAL PRINCIPLE OF THE SLIDE RULE.

NOTATION BY POWERS OF 10.

THE MECHANICAL PRINCIPLE OF THE SLIDE RULE.

THE PRIMITIVE SLIDE RULE.

THE MODERN SLIDE RULE.

THE NOTATION OF THE SLIDE RULE.