Ludwig-style respiration apparatus for hand or motor power.

(Respirations-Apparat für Hand- und Motorbetrieb nach Ludwig.)
Description: This part of the image shows a hand crank for driving the pulley, mounted under a workbench. The pulley operates the respiration apparatus No. 269a. Respiration apparatus/A> (Expanded caption Copyright 1998, Edward J. Haupt)
(Source: Fig. IX, item 5. Cyon, E. v. (1876). Atlas .. Source of illustration: Zimmermann, E. (1903). XVIII. Preis- Liste über psychologische und physiologische Apparate (p. 80). Leipzig: Eduard Zimmermann.

DESCRIPTORS:
Type: Component.
Stimulus:
System:
Output: Air for respiration.

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