El marqués de la Esperanza, jefe del partido español de Puerto-Rico biografía /

Also available in digital form on the Library of Congress Web site.
Microfilm. Washington, D.C. : Library of Congress Preservation Microfilming Program : Available from Library of Congress Photoduplication Service, 1994. On 1 microfilm reel with other items ; 35 mm. (Puerto Rican memorial collection, 1846-1907 ; pamphlet no. 367. Puerto Rican politics) Master microform held by: DLC.