[SAINT VINCENT DE PAUL]: (1581-1660) French Catholic Priest. Venerated both in the Catholic Church and the Anglican Communion. Canonized in 1737 by Pope Clement XII. Vincent de Paul is known for his humility and for serving the poor. Rare secretarial letter, with Saint Vincent de Paul´s signature excised from the conclusion, (His usual signature being `Vincent de Paul I[ndigne] P[retre] D[e] l[a] M[ission´), two pages, 8vo, Paris, 18<sup>th</sup> Octubre 1658, to Monsieur Cet, in French. Saint Vincent de Paul refers first to his correspondent´s ill eye and thanks God for the improvements `Je rends grâce à Dieu derechef de ce que votre oeil malade se guérit de plus en plus..´ ("I thank God again that your sick eye is getting better and better…") , further commenting that a group of travellers have reached Lyon and expects they have joined him and reports about the priest required at Agde saying `C´est pourquoi je vous prie de l´envoyer à Agde, où Mr. Durand me mande qu´ils ont grand besoin d´un prêtre pour chanter..´ ("That is why I kindly ask you to send him to Agde, where Mr. Durand tells me that they are in great need of a priest to sing mass…") Further again Saint Vincent de Paul states in part `Les banqueroutes arrivées à Paris depuis quelque temps, même depuis peu, nous ont empêchés de donner l´argent des esclaves..´ ("The bankruptcies that have happened in Paris for some time, even recently, have prevented us from giving the money of the slaves…") With post-scriptum. Letter with address leaf. Small overall age wear with clipped signature at the base, affecting few words of the first page, and a small area of paper loss to the upper edge, not affecting the text. G