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November 1, 2025
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Зависимость сохранения здоровья (jan 1, 1877 – nov 1, 1877)
Description:
Ф. Ф. Эрисман доказательство зависимости сохранения здоровья от условий окружающей среды и организованности быта
Added to timeline:
История развития образовательной области "БЖ"
By
Дионис Чеботарь
19 Dec 2017
0
0
629
Date:
jan 1, 1877
nov 1, 1877
~ 10 months
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