史密森学会档案馆馆长埃菲·卡普萨利斯说：“我们在20世纪70年代中期的时候发现它不见了。”
"We realized in the mid-1970s that it was missing," says Effie Kapsalis, head of the Smithsonian Institution Archives.
史密森学会档案馆馆长埃菲·卡普萨利斯说：“我们在20世纪70年代中期的时候发现它不见了。”
"We realized in the mid-1970s that it was missing," says Effie Kapsalis, head of the Smithsonian Institution Archives.
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