Facts on Writers who illustrated their own writing
was a Scottish-American naturalist, author, and early advocate of preservation of wilderness in the United States
10 facts about John Muir
Beatrix Potter was an English author, illustrator, natural scientist and conservationist best known for her imaginative children's books
10 facts about Beatrix Potter
Leonardo da Vinci
An Italian Renaissance polymath.
10 facts about Leonardo da Vinci
A French philosopher, mathematician and writer.
10 facts about René Descartes