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01 - The explanation of material changes given by Greek Thinkers
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02 - A sketch of alchemical theory
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03 - The alchemical notion of the unity and simplicity of nature
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04 - The alchemical elements and principles
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05 - The alchemical essence
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06 - Alchemy as an experimental art
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07 - The Language of alchemy
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08 - The Degeneracy of Alchemy
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09 - Paracelsus and some other alchemists
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10 - Summary of the alchemical doctrine -- the replacement of the Three Principles of the alchemists by the single principle of Phlogiston
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11 - The examination of the phenomena of combustion
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12 - The recognition of chemical changes as the interactions of definite substances
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13 - The chemical elements contrasted with the alchemical principles
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14 - The modern form of the alchemical quest of the One Thing