Switzerland 662-665

$ 2.60

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Switzerland 662-665, MNH, $3.05. Michel 1137-1140. Portraits 1978. Joseph Bovet, 1879-1951, composer; Henri Dunant, 1828-1910, founder of Red Cross; Carl Gustave Jung, 1875-1961, psychologist; Auguste Piccard, 1884-1962, physicist, balloonist.