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On Some Points Of Chemical Theory, On The Ammonia- And Ammonium-Bases, And On The National Pharmacopoeia; Being Extracts From The Introductory Lecture, Delivered Before The Class Of Jefferson Medical College, Of Philadelphia, October 14, 1858., Franklin Bache, Md Oct 1858

Professor Bache's Introductory Lecture Delivered In Jefferson Medical College Of Philadelphia, October 16, 1849., Franklin Bache, Md Oct 1849

Introductory Lecture To The Course Of Chemistry, In Jefferson Medical College, Delivered Nov. 6, 1843., Franklin Bache, Md Nov 1843