Slape, A. H. 1. (1869). The tendency towards a decline of literacy and scientific attainments in the professions: An address delivered before the Belles Lettres and Union Philosophical societies of Dickinson College, June 23d, 1869. Carlisle, PA: [Belles Lettres Society?].

Slape, Albert H. 1836-1898. The Tendency Towards a Decline of Literacy and Scientific Attainments in the Professions: An Address Delivered Before the Belles Lettres and Union Philosophical Societies of Dickinson College, June 23d, 1869. Carlisle, PA: [Belles Lettres Society?], 1869.

Slape, Albert H. 1836-1898. The Tendency Towards a Decline of Literacy and Scientific Attainments in the Professions: An Address Delivered Before the Belles Lettres and Union Philosophical Societies of Dickinson College, June 23d, 1869. Carlisle, PA: [Belles Lettres Society?], 1869.