214. Albert Einstein Document Signed (1940) - Affidavit of Support for His Immigrant Cousin, Ursula Einstein, Fleeing from Nazi Germany

Now At: $1,952 (8 bids)

Estimate: $5,000+

Ends on 08/12

215. Albert Einstein (2) Autograph Letters Signed on His Unified Field Theory Collaboration: "Your electron is possible if one considers the Hamilton-Function"

Now At: $1,612 (6 bids)

Estimate: $12,000+

Ends on 08/12

776. Albert Einstein Autograph Letter Signed on the Special Theory of Relativity, Citing "the assumption of the constancy of the speed of light"

Now At: $6,134 (9 bids)

Estimate: $10,000+

Ends on 08/12

818. Albert Einstein Autograph Letter Signed on Prewar Politics: "When one thinks of Europe, one appreciates America!"

Now At: $4,833 (11 bids)

Estimate: $10,000+

Ends on 08/12