His criticism of Bacon, Ober Francis von Verulam, was first published in 1863 in the Augsburger allgemeine Zeitung, where also most of his letters on chemistry made their first appearance.
His newspaper purchases included the Deutsche Allgemeine Zeitung in Berlin, formerly the organ of Bismarck and then of all succeeding German Governments, the Miinchener Neueste Nachrichten and the Munchen-Augsburger Zeitung, the last-named being one of the oldest newspapers in Germany.
Heigel, Augsburger allgemeine Zeitung for 1878, p. 1969 et seq., 1986 et seq.
Kolde, Die cilteste Redaktion der Augsburger Konfession (Gitersloh, 1906), also Kolde's article, "Augsburger Bekenntnis," in Herzog-Hauck, Realencyklopadie (3rd ed., vol.
Nitzsch, Geschichte des deutschen Volkes bis zum Augsburger Religionsfrieden (Leipzig, 1883-1885).