J. J. Rousseau - Philosophie des Lumières – Rousseau “Du Contrat Social” (Marc-Michel Rey, 1762 env.) + “La Logique - 1762-1775

Philosophy of the Enlightenment – Rousseau 'The Social Contract' (Marc-Michel Rey, 1762 approx.) + 'Logic or the Art of Thinking' (Port-Royal, 1775) – 2 volumes in 18th-century binding

Set of two major philosophical works from the 18th century, bound in period bindings, reflecting Enlightenment rational, political, and moral thought.

Jean-Jacques Rousseau – The Social Contract, or Principles of Political Law

Amsterdam, Marc-Michel Rey (undated, circa 1762-1770).

Antique full calf leather binding with a decorated spine.

218 pages, in-12 format (identical to the other works presented).

Some old handwritten annotations (title page and flyleaf).

Slight waviness of the paper. Small old cut on the first page (probably related to censorship or a detached ex-libris).

Full text


2. Arnauld & Nicole – Logic, or the Art of Thinking

Paris, Veuve Savoye, 1775.

429 pages. Full marbled calf binding, decorated spine with raised bands.

Vintage red slices.

Revised and corrected edition, with the approval and privilege of the king.

Small ancient handwritten leaf found inside (included).





General condition:

Vintage watch straps, signs of age and wear from use (rubbing, rounded edges).

Rousseau: small signs of old moisture, slightly warped paper.

Logic: very fresh paper, clean, solid interior.

No pages missing.




Interest in the lot

Two foundational texts of 18th-century philosophical thought.

Jean-Jacques Rousseau: major work, banned in France upon publication, secretly printed in Amsterdam.

Port-Royal Logic: a fundamental educational work on the art of reasoning, highly influential in the Enlightenment period.

Homogeneous collection, ideal for collectors, history of ideas enthusiasts, or old libraries.