16th-CENTURY ITALIAN SCHOOL Pentecost Pen, brown and black inks, and white highlights on pink-primed paper. Annotated: “Leonardo da Vinci” in pen at the bottom center; paper pricked for transfers. Framemaker’s stamp on the reverse. (Crease on the right, restored losses, tears, surface wear, drawing mounted on an old backing). 33.8 x 27.3 cm Provenance: Christie’s auction, London, June 6, 2021, lot 1.