1868 (Feb-May) Two single rate covers to Switzerland, one from San Francisco to Locarno, fully prepaid with vertical pair of 1861-62 10c green (couple of short perfs), San Francisco and red New York cds’s at right, Basel and Locarno backstamps, conveyed by the Cunard SS „Scotia“ (cert. P.F., 1983); the other from Grand Rapids to Frutigen, with 1861-66 15c tied by red „5“ within circle showing 5c credit and New York cds, conveyed by the HAPAG „Cimbria“, dispatch, transit and arrival cds’s on reverse, the 15c affected by diagonal crease.