Dufief's Nature Displayed in Her Mode of Teaching Language to Man: Being a New and Infallible Method of Acquiring Languages with Unparalleled Rapidity ; Deduced from the Analysis of the Human Mind, and Consequently Suited to Every Capacity: Adapted to the Spanish ; by Don Mariano Velasquez de la Cadena, L. Hargous, Professor of Universal Grammar ; and Don Manuel de Torres, Late Minister Plenipotentiary from the Republic of Colombia to the United States. To which is Prefixed, A Development of the Author's Plan of Tuition ; Differing Entirely from Every Other ; So Powerful in Its Operation, and So Very Economical, that a Liberal Education Can be Afforded Even to the Poorest of Mankind ; by which is Obtained, the Great Desideratum of Enabling Nations to Arrive at the Highest Degree of Mental Perfection
