The Beautiful Bookmark of Tryphon Boretsky is a 211 years old piece made by Tryphon Boretsky, a librarian living in Moscow.
Considering its age and the quality of the work, people consider it of some value.
It is engraved with european patterns and some symbols pertaining to Catholic.
This piece doesn't exist, but as a legend. It is said that in the year 1815, Baudoin Boretsky, the owner, made use of it in Nanjing to empower the Boretsky family. Now it is lost, or broken, we will never know.