Reiss & Sohn, the Königstein/Taunus based book auction house finished an extremely successful spring season. Three anniversary auctions presented in 3 catalogues met with world wide interest. Highest result of the sale was achieved for 2nd edition of Nicolaus Copernicus’ “De revolutionibus orbium coelestium”, Nürnberg 1566. The work marks a turning point towards modern science. After starting at € 130,000 a fierce bidding contest ended with a result of € 261,800. An auction review of the entire sale can be found here. Reiss & Sohn is now ready to accept consignments for the anniversary sales in October 2021.