Richelieu Hardware 4 3/4 in. (120 mm) Matte Black Metal Square Furniture Leg with Leveling Glide (4-Pack) 555120900 - The Home Depot
File:Général Marie Victor Nicolas de Fay de La Tour Maubourg.jpg - Wikimedia Commons
Théodore CAHU, Richelieu, illustrated with watercolours in chromotypography by Maurice Leloir, foreword by Gabriel Hanotaux of the Académie française, Paris Boivin et Cie éditeurs, 1910, large in-4.