Wilton, CT, USA, June 16, 2021 -- A typed letter written and signed by Albert Einstein to President Herbert Hoover in 1929, a one-page letter penned and signed ...

Wilton, CT, USA, June 2, 2021 -- A manuscript penned by Sir Isaac Newton (1642-1727), with mathematical notes and calculations relating to Book III of his ...

Wilton, CT, USA, May 14, 2021 -- An autograph album from 1862 containing the signature of Abraham Lincoln and 226 members of his administration and Congress, a ...