Maurice Kraitchik

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Portrait of a mountain gorilla at a short distance. gorilla close up portrait.The mountain gorilla (Gorilla beringei beringei)

Falling Stars: 10 of the Most Famous Endangered Species

Shadow of a man holding large knife in his hand inside of some dark, spooky buiding

7 of History's Most Notorious Serial Killers

Cathedrale St.Jean in Lyon, France has a 14th-century astronomical clock that shows religious feast days till the year 2019; Perpetual Calendar

Ten Days That Vanished: The Switch to the Gregorian Calendar

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Aspirin pills.

7 Drugs that Changed the World

Aurochs. Bos primigenius. Skeleton. Extinct animal. Skeleton of an Aurochs, an extinct wild ox.

6 Animals We Ate Into Extinction

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

Maurice Kraitchik

editor

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mathematical recreation

In number game: 20th century
Outstanding work was that of Maurice Kraitchik, editor of the periodical Sphinx and author of several well-known works published between 1900 and 1942.
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