HELVÉTIUS, Claude Adrien.

De l’homme, de ses facultés intellectuelles...

Londres, Société Typographique [recte...

A rare edition, published in the same year...

£1200

MALTHUS, Thomas Robert.

An Essay on the Principle of Population;...

London, Johnson, 1803.

Second edition, first published 1798. Called...

£5750

MILLAR, John.

Observations concerning the Distinction...

London, J. Murray, 1773. 

Second London edition, ‘greatly enlarged’,...

£1750

MONTESQUIEU, Charles Louis de Secondat.

Miscellaneous Pieces … translated from...

London, Wilson and Durham, 1759. 

Only edition thus, apparently the first...

£525

FERGUSON, Adam.

An Essay on the History of Civil Society.

Edinburgh, A. Millar and T. Cadell, 1768. 

Third edition, corrected: the edition owned...

£700

COMTE, Auguste.

Cours de philosophie positive.

Paris, Bachelier, 1830–1842. 

First edition, an attractive set, of Comte’s...

£1600

[PRATT, Samuel].

The regulating Silver Coin [sic], made...

London, Bonwick, 1696. 

First and only edition. William Lowndes...

£575

COMBE, George.

Phrenology applied to Painting and Sculpture.

London, Simpkin, Marshall, and Co., 1855.

First edition, scarce in commerce. George...

£350

COMTE, Auguste.

Appel aux conservateurs. Prix: trois francs.

Paris, Chez l’Auteur et chez Dalmont,...

First edition of Comte’s ‘appeal to...

£500

HOWARD, John.

An Account of the Principal Lazarettos...

Warrington, Eyres, Cadell, Johnson, Dilly...

First edition of Howard’s study of quarantine...

£575

MORGAN, Lewis Henry.

Ancient Society or Researches in the Lines...

New York, Holt, 1877. 

First edition. Morgan’s influential work...

£400

MALTHUS, T. R.

Principles of political Economy considered...

London, John Murray, 1820.

First edition of Malthus’s broadest treatment...

£5000

MALTHUS, T. R.

An Essay on the Principle of Population;...

London, John Murray, 1817.

Fifth edition, ‘with important additions’,...

£2200

CARNEGIE, Andrew.

The Empire of Business.

New York, Doubleday, Page & Company, 1902.

First edition (with ‘April, 1902’ statement...

£600

KANT, Immanuel.

Immanuelis Kantii opera ad philosophiam...

Leipzig, for Engelhard Benjamin Schwickert,...

First Latin translation of Kant’s Critique...

£2500

CAMPANELLA, Tommaso.

La città del sole. Traduzione del latino.

Lugano, G. Ruggia, 1836.

Rare first Italian translation of Campanella’s...

£500

[QUESNAY, François.] DU PONT DE NEMOURS, Pierre Samuel, editor.

Physiocratie, ou constitution naturelle...

Leiden and Paris, Merlin, 1768.

First edition of the ‘Bible’ of the...

£27000

CONDORCET, Jean-Antoine-Nicolas de Caritat, marquis de.

Esquisse d’un tableau historique des...

Paris, Agasse, L’an III [1795].

First edition of Condorcet’s epoch-making...

£2200

ROUSSEAU, Jean Jacques.

[half-title: Oeuvres de J. J. Rousseau....

Amsterdam, Rey, 1764.

Rare. The ninth volume of the first collected...

£1150

[RUSSELL, William].

The History of modern Europe. With an Account...

London, Robinson, Robson, Walter, and...

Extremely rare first appearance of an ‘Enlightened...

£1950