Espiral.
- [Bogotá, Colombia]
- v. ill. (part col.), ports. 18-35 cm.
- Frequency varies.
- año 1- no. 1- ; abr. 1944-
"Letras y arte" (varies). Editor: Clemente Airó.
Volume numbering ceases with v. 8; whole numbering continues. Issues for June 1949- called also Época 2- ; Aug. 1949- called also v. 3- Suspended: Oct. 1945-June 1948.
Subject index: no. 1-50, Apr. 1944-Apr. 1954, in no. 51.