'Tête de femme,' created in 1921 with sanguine and black chalk, reveals Picasso to be one of the great draughtsmen of the 20th century. Jeremiah Evarts, Head of Evening Sales, Impressionist & Modern Art, describes this lovely and tender drawing which is an important highlight of Sotheby's The Collection of A. Alfred Taubman Masterworks sale on 4 November in New York.