Cell Theory

Scientists

October 24 1632 - August 26 1723
July 28 1635 - March 3 1703
April 5 1804 - June 23 1881
December 7 1810 - January 11 1882
October 13 1821 - September 5 1902

Robert Hooke's Contributions

January 1663
September 1665

Anton van Leeuwenhoek's Contributions

1665
December 1673
1674
1683

Matthias Shleiden's Contributions

1838
1838
1839

Theordor Schwan's Contributions

1838
1839

Rudolph Virchow's Contributions

1855