- male, deceased (1888)
- Carl Zeiss (September 11, 1816 - December 3, 1888) was an optician commonly known for the company he founded, Zeiss. Zeiss himself also made a few...
- male, deceased (1723)
- Thonius Philips van Leeuwenhoek (October 24, 1632 - August 30, 1723) was a Dutch tradesman and scientist from Delft, Netherlands. He is commonly...
- male, deceased (1988)
- Ernst August Friedrich Ruska (December 25, 1906-May 27, 1988) was a German physicist. Ruska was born in Heidelberg. He was educated at the...
- male, deceased (1694)
- Marcello Malpighi (March 10, 1628 - September 30, 1694) was an Italian doctor, who gave his name to several physiological features. He was a...
- male, deceased (1680)
- Jan Swammerdam was a Dutch biologist and microscopist. His work on insects demonstrated that the various phases during the life of an insect—egg, la...
- male, deceased (1795)
- George Adams Sr (1773) was an English optician and scientific writer who was also well known as a maker of mathematical instruments and globes....
- male, deceased (1938)
- Hans Christian Joachim Gram (September 13, 1853 - November 14, 1938) was a Danish bacteriologist. He was the son of Frederik Terkel Julius Gram, a...
- male, deceased (1774)
- Henry Baker (May 8, 1698-November 25, 1774) was an English naturalist. Baker was born in London. After serving an apprenticeship with a bookseller,...
- male, deceased (1881)
- Matthias Jakob Schleiden (April 5, 1804 - June 23, 1881) was a German botanist and co-founder of cell theory. He was born in Hamburg, Germany....
- male, deceased (1908)
- Henry Clifton Sorby (May 10, 1826 - March 9, 1908), English microscopist and geologist, was born at Woodbourne near Sheffield in Yorkshire. He...
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