In memoriam Joannis Bapt. Hillenbrand, Gymnasii Fuldensis Rectoris dignissimi prolusio qua examen anniversarium studiosae juventutis in Lyceo et Gymnasio Fuldensi diebus XXI-XXIX Septemb. MDCCCXXI H, L, C, instituendum indicit atque patronos et fautores ad haec solemnia celebranda reverenter invitat - Pfaff, Johann Leonhard