Cambridge University Library announced a public appeal to find the notebooks in November 2020. While they had been missing long before the appeal, librarians had assumed they had just been misplaced.

Two notebooks belonging to Charles Darwin, one of which contains his iconic 1837 "Tree of Life" sketch, have been returned to Cambridge University.

Last month, two of Charles Darwin's notebooks that had been missing from the Cambridge University Library for 20 years were returned.

Two notebooks belonging to Charles Darwin, one of which contains his iconic 1837 "Tree of Life" sketch, have been safely returned to Cambridge University Library, more than two decades after first ...

The two notebooks were anonymously returned to the Cambridge University Library 22 years after they went missing. A note addressed to the librarian read: “Happy Easter.” ...

Darwin notebooks missing for 20 years returned to Cambridge The notebooks, which include the 19th-century scientist’s famous 1837 “Tree of Life” sketch, went missing in 2001 after being ...

Cambridge University Library’s head of conservation steadily unwrapped the notebooks as the others watched, Gardner said. “Once that was opened, we began to turn the pages, and there was this ...

Charles Darwin's "Tree of Life" sketch is seen on a page of "Notebook B," one of the trove of Darwin documents that had been stored in the Cambridge University library until it went missing in 2001.

A pair of notebooks belonging to naturalist Charles Darwin was returned to the University of Cambridge's library two decades after they were stolen. The two manuscripts were delivered to the ...

In this photo provided by Cambridge University Library on Tuesday, a view of the Tree of Life Sketch in one of naturalist Charles Darwin's notebooks which have recently been returned after going ...

Notebooks belonging to Charles Darwin — the English naturalist known for proposing the theory of evolution — were mysteriously returned to Cambridge University after they were likely stolen ...