August Wilhelm studied in Berlin, and in 1851 became professor in the Friedrich Wilhelm Gymnasium.
His papers on epigraphy (collected in Commentationes epigraphicae, i vols., 1850-54) brought him into conflict with Theodor Mommsen in connexion with the preparation of the Corpus Inscriptionum Latinarum, a scheme for which, drawn up by Mommsen, was approved in 1847.
Works
Ihne incorporated materials left by him in the 7th and 8th vols. of his Römische Geschichte (1840).