1858 Switzerland cover franked with a 20 Rp. yellow-orange (Mi. No. 25F) and a 5 Rp. brown (Mi. No. 22G), both tied by the "Basel - Letter Expedition 19 NOV 58" double-ring postmark. The cover also features a black "PD" handstamp, as well as transit and arrival cancellations, including the Belfort 20 NOV 58 CDS.