| TABLE OF CONTENTS. |
|---|
| | PAGE. |
| I. | ARCHÆOLOGY.—Tombs of the First Egyptian Dynasty—ByLudwig Borchardt | 18767 |
| II. | ANTHROPOLOGY.—The Milestones of Human Progress | 18766 |
| III. | BIOGRAPHY.—The Queen Regent and Alfonzo XIII.—1 illustration | 18755 |
| IV. | BOTANY AND HORTICULTURE.—Rose Psyche—1 illustration | 18768 |
| V. | CIVIL ENGINEERING.—The Lock of the Dortmund-Ems Canalat Henrichenburg.—1 illustration | 18776 |
| VI. | ELECTRICITY.—The Development of the Central Station—By Samuel Insull | 18774 |
| VII. | MARINE ENGINEERING.—Steering Gear of North German Lloyd Steamers "Coblentz," "Mainz" and"Trier."—2 illustrations | 18777 |
| VIII. | MEDICINE AND HYGIENE.—Sleep and the Theories of its Cause | 18768 |
| IX. | MISCELLANEOUS:
|
| Engineering Notes. | 18771 |
| Electrical Notes. | 18771 |
| Selected Formulæ. | 18771 |
| X. | NATURAL HISTORY—Wild and Domestic Sheep in the Berlin Zoological Garden.—8 illustrations | 18772 |
| XI. | PATENTS.—Patents.—By James W. See | 18773 |
| XII. | PHOTOGRAPHY.—Amateur Chronophotographic Apparatus.—2 illustrations | 18769 |
| XIII. | STEAM ENGINEERING.—Combined Steam Pumping and Motive Power Engine.—1 illustration | 18778 |
| XIV. | ...
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