Conferences   12 November 2025 Le rocaillage de jardin en ciment sur la période 1850-1910 by Nicolas GOURGUECHON – Beauvais (France) 10 February 2026 / 6:30pm-7:30pm Cement rock gardens from 1850 to 1910Nicolas Gourguechon is a graduate from the National School of Architecture in Versailles. Free entry. Prior booking required for each conference (limited seats), by calling +33(0)3 44 10 42 00. Practical information Archives départementales de l'Oise 71 Rue de Tilloy 60000 Beauvais WESBITE