LE JEUNE DE BOULENCOURT
Description générale de l'Hostel Royal des Invalides établi par Louis le Grand dans la Plaine de Prennelle près Paris. Avec les plans, profils & elevations de ses faces, coupes & appartemens.Paris: chez l'Auteur dans l'Hostel Royal des Invalides, 1683.
A deluxe folio work with numerous full-page engravings illustrating the architecture, floor plans etc. of the Hôtel des Invalides by its administrator, who signed the dedication "L.J.D.B." Designed by Libéral Bruant, and built to house wounded military veterans, the hospital was modelled on El Escorial. It was was commissioned by Louis XIV in 1670. Digital facsimile from the Bayerische StaatsBibliothek at this link.
The work was translated into English by James Fraser and published in the much smaller 8vo format, with some new material, but only one folding plate, as A pattern of a well-constituted and well-governed hospital: Or, a brief description of building, and full relation of the establishment, constitution, discipline, oeconomy and administration of the government of the Royal Hospital of the Invalids near Paris. Partly translated from a large book printed some years ago in French; and partly extracted out of some manuscriptions never before published. London: Richard Baldwin, 1695.