Clemens Chapel near Trechtingshausen, 1855, Pencil

Seated Man with Jacobin Cap, 1854, Pencil

H. Christiansen, Country Houses Near Süding, 1921, Pencil

H. Christiansen, Village Square Near Bad Wimpfen, 1922, Pencil

Johann Heinrich Wilhelm Tischbein, Shepherd with a Stick, 1790, Drawing

Johann Heinrich Tischbein, Three Putti, Figure Study, 18th-Century, Charcoal

H. Christiansen, A Shady Spot, 1917, Pencil

Crucifixion Scene, 19th-Century, Pencil

J. Meyer, a King Is Ambushed With His Army, 17th-century, Etching

Portrait Study of a Man with a Cap, 1780, Pencil

After Rembrandt, Joseph's Skirt Is Brought to Jacob, 17th-century, Etching

After Dürer, J. Goosens, The Man of Sorrows at the Pillar, 17th-Century, Copper on Paper

H. Christiansen, Historic Villa on Lake Constance, 1920, Pencil

Portrait of a Lady, 1792, Pencil

H. Christiansen, Sketch of a Farmstead, 1923, Pencil

T. Oer, Charles V on His Deathbed, 19th-Century, Pencil

Cavalier With Drawn Hat, Costume Study, 19th-Century, Pencil

A. Senape, Isola Bella im Lake Maggiore, 19th-century, Pen

H. Christiansen, Stream landscape with willows near fallen fruit meadow, 1917, Pencil

H. Bachmann, Old Man Reading the Newspaper, 1896, Pencil

H. Christiansen, House Gables in Bad Wimpfen, 1922, Pencil