1. Carte Routière de la Suisse d'après Keller, 1852 Yale Public content 1852. 2011-10-13T13:42:56Z. 2020-05-21T15:00:23Z. Giocondo Regazzoni. French. Public. Switzerland.
2. Map of the Republic of Switzerland describing the Twenty-Two Cantons including those of Le Valois, Geneva and Neuchatel, exhibiting the various objects interesting to the traveller Yale Public content 1852. 2011-10-12T17:52:26Z. 2020-05-21T14:58:24Z. Jas. Wyld. English. Public. Switzerland.