Explorer Satellite A cachet with a drawing of the satellite

Sale 2073 - Lot 321

Price Realized: $ 2,185

?Final Price Realized includes Buyer’s Premium added to Hammer Price

Estimate: $ 500 - $ 600

Explorer Satellite. A cachet with a drawing of the satellite in orbit. PAFB, 31 January 1958, (U, M)

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Inscribed: "Radiation belts of the earth were first detected by my apparatus on Explorer I, James van Allen," and signed by Wernher von Braun.