In this brief letter from Charles Darwin to O.C. Marsh, Darwin expresses his thanks for Cope's work in the field. Charles Darwin's letter to O.C. Marsh. Yale Peabody Museum Aug 31 1880 My dear Prof.

Charles Darwin said, “It is not the strongest of ... arguing that it was not found anywhere in the archived versions of Darwin’s letters, which brought it to Matzke’s attention.

Researchers and historians have collected approximately 15,000 letters written both to and by Charles Darwin in an effort to better understand his life and science. One of his most frequent contacts ...

Darwin sought information from his many contacts to help him refine his theory. In these letters, he discusses the range of variation that can be observed in both wild and domestic animals ...

Charles Darwin was born in Shropshire ... be highly distasteful to many persons. In a letter to Darwin in 1878, Innes described how he had talked about Darwin in a meeting with other members ...

The Charles Darwin bicentennial celebrates the ... that Darwin also contributed to our understanding of geology. Darwin's letters to his mentor John Stevens Henslow, a professor of botany at ...

Charles Darwin's theory of evolution by natural selection ... of a million words on evolution – and published none. Then a letter compelled him to go public. Alfred Russel Wallace was an admirer ...

Though in a letter to his sister it seems price was the main initial ... Specimens of Galápagos mockingbirds, collected by Charles Darwin. Darwin began contemplating the differences between species ...

Charles Darwin and his theory of the origin of species ... He stated in one of his letters, “As for myself I cannot believe in spontaneous generation....” Darwin was also a participant in ...