00806cam a2200241 4500 144406120 TxAuBib 20061214120000.0 061214s1998||||||||||||||||||||||||eng|u 9726676 9780803722934 0803722931 (OCoLC)37345630 TxAuBib Cullen, Lynn. The Mightiest Heart. New York, New York 10014 : Dial Books for Young Readers, 1998. unp. Based on a Welsh legend about Prince Llywelyn and his loyal dog, Gelert, who is wrongly banished when the prince believes that the dog has attacked his son. 20061214. illustrated by Laurel Long. TXFLO