2001
Clifton Hillegass, American publisher, created CliffsNotes (born 1918)
Clifton Hillegass, American publisher, created CliffsNotes (born 1918)
Clifton Hillegass, American publisher, created CliffsNotes (born 1918)
Creator and publisher of CliffsNotes
Clifton Hillegass, American publisher, created CliffsNotes (born 1918)
Clifton Hillegass, American publisher, created CliffsNotes (born 1918)
Clifton Hillegass, American publisher, founded CliffsNotes (died 2001)
Clifton Hillegass, American publisher, founded CliffsNotes (died 2001)