Fulgence BIENVENÜE (1852-1936) engineer, father of the Paris metro. L.S., Paris, August 7, 1902, to the Société de constructions de Levallois-Perret; 1 page in-8 on the letterhead of the Service technique du Métropolitain, receipt stamp. He reports "the opening of the new competition concerning the metallic part of the viaducts to be established for the crossing of the Seine, at Passy, by the South circular metropolitan line". Rare.