Imperial Russia - Romanov Dynasty issue

Imperial Russia - Romanov Dynasty issue
1913, Michael Feodorovich, 70k yellow green and brown, top right corner sheet margin single with missing part of the design at top right (printed aside) and perforation error due to foldover, full OG, NH (hinged on margin), VF and attractive, all errors of this set are rare because of strong official supervision, Est. $250-$300, Scott #100 var