Spain. 1865 (Jan 19). Single rate envelope from Santa Cruz de Tenerife (Canary Islands) to Boston via Madrid (backstamp) and France, franked by 1865 2r, two examples with clear to large margins (one stamp with margin reduced at upper right) paying to disembarkation port, tied by „rueda de carreta“ 42, matching cds below, red „London/Paid“ transit and Boston arrival exchange cds alongside (showing 21c for the British open mail rate), embarked on the Allan Line „St. David“ at Liverpool.