Robert C. O'Brien › Written
Mrs. Frisby and the Rats of NIMH
Z for Zachariah
The Silver Crown
A Report from Group 17
Mrs. Frisby and the rats of NIMH: A study guide for grades 4-8
American novelist and journalist
Robert Leslie Carroll Conly (January 11, 1918 – March 5, 1973), better known by his pen name Robert C. O'Brien, was an American novelist and a journalist for National Geographic ma... Wikipedia