Zenith Royal Hearing Aid
- 1950s
This work is licensed under a Creative Commons Attribution 4.0 International License.
Gold colored plastic box with a black circular grate and gold steel clips on the front; on the left top corner is a black plastic tone dial and on the right top corner is the volume dial; on the right side is a black plastic switch on a groove so that the back panel can be opened for changing batteries; the ear insert is pink translucent plastic attached to a circular base that houses electronic components; two braided wires covered in pink plastic coating are attached to the top of the box.
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Cite as
Science History Institute. Zenith Royal Hearing Aid. Photograph, 2016. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/kp78gg41b.
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