Alle Welt: USA: 1 Dollar Silver Certificate Series of 1957A P. 419a, with aditional original (!) signature of Douglas Dillon (former Secretary of the Treasury) in blue ink over his printed signature, some minor folds, traces of glue on the front at the upper left and the lower right corner. Very rare to find. Condition: Very Fine + This banknote has been given by C. Douglas Dillon to one of his employees as a present during the early 1960s.