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6 Mai 1839 Jahr - Brass Instrument Psychological Test Era --} psychologist/psychiatrist use brass instrument to measure behavior * time measurement (chronoscope, chronograph, kymographs) * time production instruments (pendulums, gravity fall devices, clocwork makers, multiple interval timers) * response devices (Morse telegraphic key, lip keys, voice keys)

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Timeline of the Development of Psychology

ByYhummhie Sarabia- Baldonaza
20 Okt 2017
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5196

Datum:

6 Mai 1839 Jahr
Jetzt
~ 186 years ago

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