The Galileo Project | Science | Telescope https://galileo.library.rice.edu/sci/instruments/telescope.html
mirror tarnished and had to be repolished every few months, with the attending danger
Dein Suchergebnis zum Thema: danger
The Galileo Project | Family | Maria Celeste Galilei | Galileo’s Daughter: Letters and Essays | Convent of San Matteo https://galileo.library.rice.edu/fam/convent_sanmatteo.html
longer than women in the general population because they did not have to risk the dangers