Digital Collections

Cover Commemorating 15th Anniversary of Antarctic Treaty

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Navy Department Official Business Cover

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Cover with Medal Cachet, Possible First Day Cover

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Byrd Imperforate Cachet, No BAEII Stamp

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BAE I Cover, S. S. City of New York

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Orange Dunedin Post Office Opening FDC - small postmark

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ArtCraft Cover Postmarked on USS Mount Olympus

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Little America at the South Pole Cachet

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Byrd Picture Cachet to Secretary on SS Ruppert

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Operation Highjump Cachet Cancelled on USS Mount Olympus

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