Pencil on paper. 286x22 mm; 11 1/2x8 5/8 inches. Initialed in pencil, lower right recto.
Provenance: Fondo Editorial de la Plástica Mexicana, Mexico City, with their violet ink stamp verso; private collection, South Carolina.
This work is accompanied by a certificate of authenticity signed by Anahí Luna, Instituto de Investigaciones Estéticas, Universidad Nacional Autónoma de México.
