Bootlegging is the illegal sale or manufacture of cigarettes, liquor, and other consumer goods (such as compact discs or DVDs) subject to taxes for the purposes of evading those taxes, or licensing fees.
... System (1848)
Aesthetik des Hässlichen (1853)
Die Poesie and ihre Geschichte (1885)
Studien (1839-47)
Neue Studien (1875-78).
He published also an autobiography ...