Give me the list of philosophers of science from before the 19th century
Before the 19th century, the philosophers of science were Roger Bacon, Sir Francis Bacon and Galileo Galilei.
### Instruction: Give me the list of philosophers of science from before the 19th century
### Context: 
### Answer: Before the 19th century, the philosophers of science were Roger Bacon, Sir Francis Bacon and Galileo Galilei.</s>