Arithmetic in the chimpanzee Basso in the Frankfurt Zoological Park together with remarks to animal psychology and an open letter to Herr Krall from Karl Marbe. 1917.
Karl
K
Marbe
D000818:Animals; D000836:Animals, Zoo; D015709:Correspondence as Topic / Q000266:history*; D005260:Female; D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008433:Mathematics; D002679:Pan troglodytes / Q000523:psychology*; D011340:Problem Solving; D011589:Psychology, Experimental / Q000266:history*