For sale at 2226 Quenby, this house is furnished in French antiques for a large open house this weekend. Last year, antiques dealer Mignon Topping of French Collectibles came to Houston, bringing with her a collection of gorgeous French antiques and modern art. The sale lasted a weekend and was held at an open house on Virginia St. This weekend, Mignon is back with more antiques, showcasing another new house for sale in Southampton by the Rice Village at 2226 Quenby. I went by the house this…