¡Miau! Historia del Gatito Miscelaneo. TMs, 134 p., Jaca., 1937

Typed and bound children's novel written for Maurín's son, Mario, while the author was imprisoned in Jaca. Dedication is typed and dated April 10, 1937 and contains a personal note about why Maurín wrote the story. The novel was published in 1999 with Maurín's May: Rapsodia Infantil (Instituto de Estudios Altoaragoneses). Manuscript contains 10 full-page watercolor illustrations and 26 quarter page illustrations at the beginning and end of each chapter. Illustrations are by Julio Sanchez, a fellow prisoner in Jaca, identified in the manuscript as "Jules."