Authors: Henry Leffmann

  • First Step In Chemical Principles: An Introduction To Modern Chemistry : Intended Especially For Beginners — Henry Leffmann

    First Step In Chemical Principles: An Introduction To Modern Chemistry : Intended Especially For Beginners — Henry Leffmann

  • The Compend of Chemistry: With Which Is Included a 2D and Rev. Ed. of the “First Step in Chemical Principles.” — Henry Leffmann

    The Compend of Chemistry: With Which Is Included a 2D and Rev. Ed. of the “First Step in Chemical Principles.” — Henry Leffmann

  • A Compend of Medical Chemistry Inorganic and Organic, Including Urinary Analysis — Henry Leffmann

    A Compend of Medical Chemistry Inorganic and Organic, Including Urinary Analysis — Henry Leffmann