post SOLD! A First-edition Copernicus at Christie’s London Sold for (Scroll Down to See)Books and manuscripts Science and Natural HistoryJuly 12, 2019December 5, 2019
post SOLD! Richard Feynman’s 1965 Nobel Prize for Physics Fetched (Scroll Down to See)Science and Natural History UncategorizedDecember 1, 2018August 8, 2019
post Richard Feynman’s Nobel Prize for Physics Could Sell for $1.2 MillionScience and Natural HistoryNovember 12, 2018August 8, 2019
post SOLD! Albert Einstein’s 1935 Passport Photo Commands $17,500 at BonhamsPhotographs Science and Natural History UncategorizedJune 15, 2018August 8, 2019