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PSYCHOLOGICAL APPARATUS 1. TONOMETER 2. MAREY TAMBOUR, WRITING LEVER AND AIR-COCK 3. ZWAARDEMAKER'S OLFACTOMETER 4. SIMPLE CLOCK-WORK KYMOGRAPH 5. FRANCOIS-FHANCK'S PLETHYSMOGRAPH 6. DEPREZ SIGNAL 7. ARM BOARD 8 DATTELL-WUNDT TACHISTOSCOPE 9, KINESIMETER OF HALL AND DONALDSON 10. MOSSO'S ERGOGRAPH 11. MASSON'S DISC
