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30 июн 1837 г. - 1837 Horace Mann became the first secretary of the Massachusetts Board of Education
Добавлено на ленту времени:
History of Education
By
Shayla Hetletvedt
4 ноя 2018
0
0
328
Дата:
30 июн 1837 г.
Сейчас
~ 188 г назад
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