Otto Piltz

Singing to a Captive Crowd Otto Piltz

An Afternoon Visit Otto Piltz

Grandfather's Visit, 1889 Otto Piltz

Quills and Down, 1884 Otto Piltz

Portrait of the Elector Palatine Otto Henry, 1543 Georg Pencz

Portrait of Otto von Bismark Anonymous

Otto Lilienthal makes one of his last flights Anonymous

The Hostage Otto Pilny

Otto Beit in his study at Belgrave Square, 1913 William Orpen

Otto Salzer, 1905(?) Unknown

Otto Lilienthal, German aeronaut, early 20th century Unknown

The Slave Market Otto Pilny

Portrait of Otto von Bismarck Anonymous

Otto von Bismarck Franz Seraph von Lenbach

A Damascan Dancer, 1909 Otto Pilny

Youthful portrait of the young King Otto Greek School

The Justice of Emperor Otto III: Beheading of the Innocent Count, 1471-1475 Dirk Bouts

The Confession: Otto Von Bismarck with Death Fortune Louis & Meyer Henri Meaulle

Otto von Bismarck Resigning to Emperor William II Anonymous

Statue of Prince Otto Von Bismarck Seated on a Horse Anonymous

Otto von Bismarck, c.1850 German School

A Rest in the Desert, 1911 Otto Pilny

Prince Otto von Bismarck on his Death Bed, 1898 Franz Seraph von Lenbach

Otto von Bismarck, vers 1890 Franz Seraph von Lenbach

Otto Coke and Coal Hoist Elisha Kent Kane Wetherill

Head, 1913-1914 Otto Gutfreund

The Slave Market, 1910 Otto Pilny

Portrait of Otto, King of Greece, 1832 Joseph Karl Stieler

The Dancer Otto Pilny

Otto Salzer in a Mercedes GP/14, in the Targa Florio, Sicily, 1922 Unknown

Otto von Bismarck and his Son Herbert, State Secretary of the Foreign Office from 1860-90, 1892 Franz Seraph von Lenbach

The Bedouin Dancer Otto Pilny

Nikolaus Otto Anonymous

The Justice of Emperor Otto III: Ordeal by Fire, 1471-1475 Dirk Bouts

Portrait Of Otto Von Bismarck, 1870 Franz Seraph von Lenbach

Prince's Diploma investing Otto von Bismarck, dated 21st March, 1871 German School