18th Century (1 янв 1701 г. – 31 дек 1800 г.)
Описание:
- Gabriel Fahrenheit (1686 - 1736) created the first mercury thermometer in 1714- John Hunter (1728 - 1793) an English surgeon who established scientific surgical procedures and introduced tube feeding in 1778.
- Benjamin Franklin (1706 - 1790) invented bifocals for glasses in 1784
The average life span was 40 - 50 years
Добавлено на ленту времени:
Дата:
1 янв 1701 г.
31 дек 1800 г.
~ 100 years