DESIGNED BY HECTOR GUIMARD, MANUFACTURED BY LES FONDERIES DE SAINT-DIZIER, HAUTE-MARNE, CIRCA 1900

These numbers were retrieved from a foundry which made much of Guimard's wrought iron work for his Paris commissions.
Cf: Guimard, Musée d'Orsay, Paris, April - July, 1992, p. 323.