United States. (Switzerland). 1876. Registered and Charged envelope addressed to Switzerland bearing Yvert 50, 1c ultramarine (3) and Yvert 52, 3c green (4) tied by cork obliterator with adjacent San Francisco/ Registered 'July 8' with New York transit 'July 15 in red on face with hand-struck framed 'CHARGED' , rated '9' in blue crayon on reverse with Geneva, Basle and Magadino arrival on reverse '29th July'.
Very attractive item. Scarce to find Charged mail from the United States.