Found on the VL Technology website. Design attributed to Zuntz. From Zimmermann, E. 1928. Psychologische und Physiologische Apparate: Liste 50. (p. 0249, fig. 3038)
Tag Archives: Zuntz
Ergometer, Voigt & Zuntz, 1900
Found in “Sports medicine : basic principles for physical activity, training and preventive medicine”, by Wildor Hollman and Heiko K. Struder, published by Schattauer & Verlag 2009, page 338.