List of Epistolae (Letters) of Spinoza

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The following is a list of notable correspondence (Epistolae) of the Dutch philosopher Benedictus de Spinoza (1633-1677) with well-known learned men and with his admirers. These letters were published after Spinoza's death in the Opera Posthuma (Dutch translated edition: De nagelate schriften, 1677).Publications by, for example, the Italian publishing house Quodlibet: [http://www.quodlibet.it/schedap.php?id=1790 quodlibet.it Opera posthuma] F. Mignini ed., Amsterdam 1677. Photografic reproduction. Spinoza had preserved the incoming letters and drafts of the letters he sent. In total 88 letters, predominantly concerning philosophical subjects have been handed down: 50 by Spinoza and 38 by his correspondents, 52 written in Latin and 26 in Dutch. The letters discuss topics from Spinoza's own work including infinity and the attributes (properties) of "God", Spinoza's concept of the universe) but also touch on subjects such as ghosts and scientific discoveries, for example the vacuum.{{cite web |url=https://spinozaweb.org/about |title=Spinoza Web. About. |last= |first= |date=2023 |website=spinozaweb.org |publisher=Spinoza’s Web project of the Department of Philosophy and Religious Studies, Utrecht University |access-date=5 March 2023 |quote=}}

Benedictus de Spinoza - Epistolae - title page, 1677.jpg|Title page of B.d.S.: Epistolae doctorum quorumdam virorum, 1677, in Latin and Dutch. Translated title: Letters of learned men with answers. Published posthumously.

B. de Spinoza - Letter in Dutch of 3 June 1665 - Brief van 3 juni 1665.png|Letter of Benedictus de Spinoza (Gebhardt number 27) to Willem van Blijenbergh, written at Voorburg on 3 June 1665. In Dutch.

Benedictus de Spinoza - Letter in Latin to Johannes Georgius Graevius (Epistolae 49), 14 December 1664 - Text (cropped).jpg|Short letter (Gebhardt number 49) of Spinoza to the Utrecht professor Johannes Georgius Graevius of 14 December 1664. In Latin. .

Spinoza Letter to Leibniz.jpg|Short letter (Gebhardt number 46) of Spinoza to Leibniz of 9 November 1671. In Latin.