- The Unfolding (1850)
- Survey of Space and Time (1850)
- Φιλοσοφία χωρίς μέθοδο (1852)
- The Free Man and the Citizen (1854)
- The Logic (1854)
- The Struggle for Existence (1854)
- The Story (1855)
- Ηθική (1855)
- The Aesthetics (1855)
- The Religion (1855)
- The Science (1855)
- The System of Sciences (1856)
- The Encyclopedia of Sciences (1856)
- Το Σύμπαν (1856)
- Man (1857)
- Φύση (1857)
- The Ghost (1857)
- Θεός (1857)
- The World (1857)
- The Space (1857)
- The Absolute (1857)
- Being (1857)
- Το τίποτα (1857)
- The Good (1857)
- Evil (1857)
- The True (1857)
- The Wrong (1857)
- The Beautiful (1857)
- The Ugly (1857)
- The Sublime (1857)
- The Ridiculous (1857)
- The Tragic (1857)
- The Comic (1857)
- The Idyllic (1857)
- The Heroic (1857)
- The Romantic (1857)
- The Classic (1857)
- The Modern (1857)
- The Postmodern (1857)
- The Future (1857)
- The Eternal (1857)