Barba Jacob, Porfirio, 1883-1942 (Nombre personal)

Canciones y elegías, 1932: t.p. (Porfirio Barba Jacob)

Barba Jacob, hombre de sed y de ternura, 1957: t.p. (Barba Jacob) flap of cover (Porfirio Barba-Jacob, 1883-1942; his real name Miguel Angel Osorio Benítez)

Hist. de lit. colombiana, 1935: (Porfirio Barba Jacob (1883); nobody knows him under his real name, but under his pseudonyms: first Ricardo Arenales and then Porfirio Barba Jacob)

Poesía completa, 1999: p.[4] (Porfirio Barba Jacob, b. 1885, Santa Rosa de Osos, Colombia; d. Jan. 14, 1942 in Mexico)

Wikipedia, Dec. 28, 2010 (Porfirio Barba-Jacob; Miguel Ángel Osorio Benítez; b. July 29, 1883 in Santa Rosa de Osos, Antioquia, Colombia; d. January 14, 1942 in Mexico City; better known by his pseudonym, Porfirio Barba-Jacob, was a Colombian poet and writer. In Bogotá, he founded the literary magazine "El cancionero antioqueño" (The Antioquian songbook), which he managed under the pseudonym Marín Jiménez. In 1906 he moved to Barranquilla where he adopted the pseudonym Ricardo Arenales. He continued to use this pseudonym until 1922, when in Guatemala he adopted a new pseudonym which he would use for the rest of his life: Porfirio Barba-Jacob. He lived in Mexico from 1930 until his death in 1942; on 11 January 1946, his ashes were claimed by the Colombian government)

Vida profunda, 2007: title page (Porfirio Barba Jacob)