Among his works are Johann Reuchlin, sein Leben and seine Werke (Leipzig, 1871); and Johann Reuchlin's Briefwechsel (Tubingen, 1875); Renaissance and Humanismus in Italien and Deutschland (1882, 2nd ed.
Forster's Samtliche Werke appeared at Leipzig in 9 vols.
Von Kirchmann under the title Philosophische Werke (with biography, &c., Berlin, 1868; 2nd ed, 1882-1891), by Kuno Fischer, Die Hauptschriften zur Grundlegung seiner Philosophie (1863), with introduction by Ludwig Fischer (1892).
Friedrich Schlegel's Seimtliche Werke appeared in to vols.
In connexion with the Monumenta Pertz also began the publication of a selection of sources in octavo form, the Scriptores rerum germanicarum in usum scholarum; among his other literary labours may be mentioned an edition of the Gesammelte Werke of Leibnitz, and a life of Stein.