In Charles Evans' 'A Concise Biographical Sketch of William Penn', readers are treated to a comprehensive overview of the life and legacy of the famous Quaker leader. The book is written in a clear and...

This encyclopedic reference work on pharmacognosy covers the study of those natural substances, principally plants, that find a use in medicine. Its popularity and longevity stem from the book's balance...

This encyclopedic reference work on pharmacognosy covers the study of those natural substances, principally plants, that find a use in medicine. Its popularity and longevity stem from the book's balance...