An early study of the Tagalog language
Compendio de la Arte de la Lengua Tagala.
Sampaloc La Imprenta de Nuestra Señora de Loreto del Pueblo de Sampaloc 1787
Second impression pp.[xii, errata leaf], 192, , folding table. A very good copy rebound in full morocco by Sangorski and Sutcliffe, probably in the 1970's.
First published in 1703. Gaspar de San Agustín, 1650-1724, Spanish priest and historian, spent most of his life in the Philippines and mastered Visayan as well as Tagalog.