At the beginning of this story, the protagonist writes a letter to Lothaire claiming that Giuseppe Coppola is the same man as the grotesque advocate who killed his father.
One character in this story is terrified when an Italian barometer dealer mentions that he has "pretty eyes" for sale and proceeds to cover a table with spectacles. That character buys a pocket telescope which causes him to fall in love with a peculiar woman who repeatedly sighs "Ah - ah!" At the beginning of this story, the protagonist writes a letter to Lothaire claiming that Giuseppe Coppola is the same man as the grotesque advocate who killed his father. The protagonist madly shrieks "circle of fire! spin around" twice in this story--once while trying to strangle his lover Clara in a tower, and once after Professor Spalanzani throws the artificial eyes of Olympia at him. This short story describes the tribulations of Nathaniel, who identifies the sinister Coppelius with the title figure. For 10 points, name this short story by E. T. A. Hoffman, whose title refers to a being that terrorizes children at night.  
One character in this story is terrified when an Italian barometer dealer mentions that he has "pretty eyes" for sale and proceeds to cover a table with spectacles.
"The {Sandman}" [or "{Der Sandmann}"]