Internet Archive - how the ear functions 1940 (1940)

财富辛

Title: How the Ear Functions (1940)
Source: Internet Archive (Archive.org)

English Introduction:
A Knowledge Builders educational film that uses anatomical diagrams and animation to explain the outer, middle, and inner ear, including the eardrum, ossicles, Eustachian tube, and the transmission of sound.

中文标题：
耳朵如何运作（1940）

中文简介：
知识构建者系列教育片，用解剖图与动画解释外耳、中耳、内耳、鼓膜、听小骨、咽鼓管及声音传导过程。

Access Notice:
This resource is indexed from an open public repository on the internet, shared for archival and educational purposes only. If there is any copyright concern or a takedown request from the rights holder, please reply or message me and I will review and handle it promptly.

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