| The Majestic, Largest Steamship in the World |
Frontispiece |
|
FACING PAGE |
| Eohippus—From Which the Modern Horse Developed |
16 |
| Ornitholestes—A Prehistoric Animal of America |
17 |
| Huntsman, Horse, and Hunting Dog of Long Ago—From an Ancient Cretan Fresco |
17 |
| Prehistoric Paintings—An Exhibition of Copies from the Cavern at Altamira, Spain |
24 |
| Saber-Toothed Tiger That Once Roamed Over North America |
25 |
| Gutenberg's Printing Presses—Models on Exhibition |
32 |
| Benjamin Franklin's Printing Press |
33 |
| Model of the "Santa Maria," the Flagship of Columbus |
48 |
| Curtiss Navy Racer, the Airplane That Won the Pulitzer Race of 1921 |
49 |
| U. S. Army Dirigible on a Transcontinental Flight |
49 |
| Electric Motor of 1834 |
64 |
| Turning Lathe of 1843 |
64 |
| Edison Phonograph of 1878 |
65 |
| Whitney's Cotton Gin |
65 |
| De Witt Clinton Train of 1831 Beside a Modern Locomotive |
80 |
| Locomotive of the 1870 Period |
81 |
| "John Bull," a Locomotive Brought from England in 1831 |
81 |
| Weather and Astronomical Instruments on the Roof of Greenwich Observatory, England |
112 |
| Mooring Tower for Airships, with the "R-24" Fastened Head On |
113 |
| Hospital Room in Which Infected Articles Are Sterilized |
160 |
| Modern Operating Room in Paris, Fitted with a Glass Dome and Radio Microphones for Observing Students and Doctors |
161 |
| Edouard Belin and the Telautograph, which Transmits Pictures by Wire |
176 |
| Lee De Forest, Inventor of the Oscillating Audion |
177 |
| Automobile with Radio Equipment for Listening in En Tour |
177 |
| Gifts for Tutankhamen Brought by One of his Viceroys |
192 |
| Tutankhamen's Tomb—Bringing Up the Hathor Couch |
193 |
| Queen Nefertiti, Mother-in-Law of Tutankhamen and Wife of Ahknaton |
193 |
