"3070D Le Château De Gruyères" Black and white post card photograph of the Château de Gruyères, Helvetia, with a brief description of the Chateau and Museum in French, no. 3070D by Kunstanstalt Brunner and Co., Zürich. The post card was sent to Nowell by her Aunt Lily on 18th July 1926. 18.7.1926