Control Device
30 x 60 x 30 cm (h x w x d)

With this control apparatus of the company Bettendorf many experiments were carried out at the Chair I of the psychological institute.

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Applause
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Glass Chimes
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SM_3_21
Aquarell / Gouache auf Papier
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SM_1_41
Gouache auf schwarzem Karton
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SM_3_72 , 1933
Fotoabzug s/w
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