Christ at the Column; ca. 1440-70; Pen with brown and black carbon ink; brush with gray wash; watercolor; and gouache on parchment; inscriptions in brown ink of a different type; sheet: 15 7/8 x 11 15/16 in. (40.3 x 30.4 cm); Drawings; Delli brothers (Florentine; active Spain; 1430s-60s); Dating from around 1440-70; this large; well preserved; delicately rendered drawing on fine vellum is of great rarity and historical significance. The drawing embodies the unique mixture of Italian and Spanish elements that prominently defined painting in early to mid-15th century Spain; particularly in the regions of Castilla and Leon