Translation of pt. 4 of the author's Ausfuhrliche Erklarung der Hogarthischen Kupferstiche. Appendices (p. 115-147): I. Lichtenberg on the Hogarth commentaries: extracts from certain of his letters.--II. Jean-Andre Rouquet's Explanation of the prints entitled Marriage a la mode.--III. Marriage a-la-mode: an humorous tale, in six cantos in hudibrastic verse. Bibliography: p. 148-150.