ILLUSTRATIONS
| facing page | |
| ATHANASIUS KIRCHER | [9] |
| ARCHIMEDES’ BURNING GLASSES | [32] |
| LEONARDO DA VINCI | [33] |
| CAMERA OBSCURA | [40] |
| JOHANNES KEPLER | [41] |
| KIRCHER’S GIANT WHEEL | [48] |
| THE STORY DISK | [48] |
| THE MAGIC LANTERN | [49] |
| ZAHN’S LANTERNS | [64] |
| TIME and WIND PROJECTORS | [65] |
| JOSEPH PLATEAU | [88] |
| PLATEAU’S MOTION DEVICE | [89] |
| DANCING GIRL—PHENAKISTICOPE | [89] |
| FRANZ UCHATIUS | [104] |
| FIRST ACTION PROJECTORS | [105] |
| LANGENHEIM BROTHERS | [112] |
| ETIENNE JULES MAREY | [113] |
| MUYBRIDGE BATTERY CAMERA SYSTEM | [120] |
| MAREY’S OUTDOOR STUDIO | [121] |
| GUN CAMERA | [121] |
| EDISON AND EASTMAN | [136] |
| THE KINETOSCOPE PARLOR | [137] |
| REYNAUD’S THEATRE OPTIQUE | [148] |
| ANSCHUTZ’S ELECTRICAL TACHYSCOPE | [149] |
| LOUIS LUMIERE | [160] |
| ROBERT W. PAUL | [160] |
| THE VITASCOPE | [161] |