a German zoologist, comparative anatomist and co-founder of modern cytology

an English astronomer, physicist, and mathematician. He was also a philosopher of science and a popularizer of science.

an English mathematician, and laid claim to the invention of the octant, a measuring instrument used primarily in navigation, two years after Thomas Godfrey claimed the same.

a French Romantic writer and politician. During a literary career that spanned more than sixty years, he wrote in a variety of genres and forms.

a French sculptor, generally considered the founder of modern sculpture. He was schooled traditionally and took a craftsman-like approach to his work.

a British civil engineer responsible for the design of bridges, canals, harbours and lighthouses.[1] He was also a capable mechanical engineer and an eminent physicist