O ko nipa imo Kemistri ni Yunifasiti ilu Ibadan (UI).. 
Nigbati Margret Rey ku ni ọdun 1996, yoo ṣe ipinnu pe gbogbo ohun-ini iwe-kikọ ti Reys yoo jẹ itọrẹ si Grummond Collection.Ita ìjápọ  Margret Rey at IMD Diniti Smith, "How Curious George escaped the Nazis", The New York Times, September 13, 2005 Margret and h.. 