Title: El derecho del Peru Virreynal
Description: This was written three years before the thead of his author. It has two parts. 
The first of them is composed so: 
I. Vagares sobre las traducciones al latín.
II. Prólogo: El Derecho en la cátedra Virreynal; los textos de estudio de 1817-1821. Crisis del Derecho y de la Justicia.
III. Trozos de Vida. Un capítulo. (The author remember some facts of his life that are of importance in order to know better his work to improve his country: Peru.).
The second part of this book is composed by six translations of Latin texs written by members of the ancient Saint Marcos University of Lima: Real y Pontificia Universidad de San Marcos de Lima. The title of each translation is written in red ink at the front page of this book.
Subjects: Law, Sources, Autobiography, Royal and Pontifice University of Saint Marcos of Lima
Places: Peru, Piura
People: Diego de León Pinelo, Francisco de Sosa, Feliciano de la Vega, José Baquíjano y Carrillo, Ángel de Luque, Pedro Peralta Barnuevo Rocha
Time periods: 1817-1821, 1887-1967