The Spanish family that has owned the oil-on-wood portable altarpiece, The Baptism of Christ, since the mid-19th Century, did not know what they had.

• 这个西班牙家庭从19世纪中期开始就拥有了这幅油彩木板便携式祭坛画《基督受洗图》，但是他们并不知道这幅画的价值。