01144cam a2200301 4500 57137206 TxAuBib 20040206120000.0 890808s1990||||||||||||||||||||||||eng|u 89019968 9780060213633 0060213639 9780060213640 0060213647 (OCoLC)20260193 TxAuBib Conly, Jane Leslie. RT, Margaret, and the rats of NIMH / by Jane Leslie Conly ; illustrations by Leonard Lubin. 1st ed. New York : Harper & Row, 1990. 260 p., [1] p. of plates : ill. ; 22 cm. The further adventures of the intelligent young rat Racso and his friends Christopher and Isabella as they try to ensure the survival of their secret community in Thorn Valley after its accidental discovery by two human children. 20031217. Rats juvenile fiction. Lubin, Leonard B. R-T, Margaret and the rats of NIMH. TXKAR