The ideas of 19th-century German philosophers Max Stirner and Friedrich Nietzsche have often been compared and many authors have discussed apparent similarities in their writings, sometimes raising the question of influences. In Germany, during the early years of Nietzsche's emergence as a well-known figure the only thinker discussed in connection with his ideas more often than Stirner was Arthur Schopenhauer. It is certain that Nietzsche read about Stirner's book The Ego and Its Own (Der Einzige und sein Eigentum, 1845), which was mentioned in Friedrich Albert Lange's History of Materialism and Critique of its Present Importance (1866) and Eduard von Hartmann's Philosophy of the Unconscious (1869), both of which young Nietzsche knew very well. However, there is no irrefutable indication t