General Introduction
Work on the Essay, 1672-1683
Writing the Essay, 1683-1689
Draft C of the Essay
Textual Introduction
The History and Description of the Text
The Transcription of the Manuscript
Draft C of the Essay Concerning Human Understanding
Book I
I. [untitled]
II. No Innate Speculative Principles
III. No Innate Practical Principles
IV. Other Considerations about Innate Principles, both Speculative and Practical
Book II
I. Of the Original of our Ideas
II. Of Simple Ideas
III. Of Ideas of one Sense
IV. Of Simple Ideas by more than one Sense
V. Of Simple Ideas of Reflection
VI. Of Ideas both of Sensation & Reflection
VII. Some Farther Considerations of our Simple Ideas
VIII. Of Perception
IX. Of Retention
X. Of Discerning
XI. Of Comparing
XII. Of Composition
XIII. Of Denomination & Abstraction
XIV. Of Simple & Complex Ideas
XV. Of Simple & Mixed Modes
XVI. Of Space & the Simple Modes of it
XVII. Of Duration and its Simple Modes
XVIII. Duration & Expansion considered together
XIX. Of Number
XX. Of Infinity
XXI. Of Solidity
XXII. Of other Simple Modes
XXIII. Of the Simple Modes of Thinking
XXIV. Of the Modes of Pleasure and Pain
XXV. Of Power
XXVI. Of Complex or Mixed Modes
XXVII. Of the Complex Ideas of Substances
XXVIII. Of Collective Ideas of Substances
XXIX. Of Relation
XXX. Of the Relation of Cause & Effect, & some others
XXXI. Of Other Relations
XXXII. Of Clear & Distinct, Obscure & Confused Ideas
XXXIII. Of Real & Phantastical, Adequate & Inadequate Ideas
Appendices
I. Parallel Passages in Drafts A and B, in Draft C, and in the First Edition of the Essay
II. Passages in Drafts A and B that were re-used in Draft C
III. Passages in the First Edition of the Essay not present in Draft C
IV. Passages in Locke's journal re-used in Book IV of the Essay