BOOKS - HEALTH AND MEDICINE - Ухо
Ухо - Красиков, Фёдор Назарович 1928 PDF Государственное издательство BOOKS HEALTH AND MEDICINE
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Ухо
Author: Красиков, Фёдор Назарович
Year: 1928
Number of pages: 68
Format: PDF
File size: 22.2 MB
Language: RU

Popular story about the structure and functioning of the hearing organ, features of human hearing. The material is accompanied by simple experiments. Sensory organs, like signaling devices. The importance of hearing in human and animal life. Structure of the hearing aid. Features of our hearing.

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