

Galileo 

 '"'Kepler .J?' J 

 ixGassendi .^^' 



Horrocks .d-' 



Newton J^'- 



Halley 



Flamsteed 



Francis 

 Descartes . 



Drebbel . ' 

 Torricell i , - 



Chief Men of Science in the Seventeenth Century. 



A.D. 



1564-1642. 

 1571-1630. 

 1592-1655. 

 1619-1641. 

 1642-1727. 

 1656-1742. 

 1646-1719. 



i$6 1-1626. 

 1596-1650. 



1591-1626. 

 1572-1634. 



1 6oS - 1 64 7 . 



2 ' ! 686 ' 

 Pascal v-t * . -f^^^ 1623-1662. 



Boyle ' . 1 . . , v 1626-1691. 



Hooke X/ . 



Huyghens 



Roeme 



Mayow 



/ . 



- 1 695. 

 1644-17^ 



1660-1734. 



Scilla 

 Woodward 



Harvey 



Asellius 



Rudbeck 



Malpighi 



Leeuwenhoeck fy-U-*^ 



Grew 



Ray. 



Willughby M. 





1 639-1 7- 

 1661-1727. 



1578-1657. 

 1581-1626. 

 1630-1702. 

 1628-1694. 

 1632-1723. 

 1628-1711. 

 1628-1705. 

 1635-1672. 



