Lot no. 8625

1920, First Constitution Assembly 5 rbl., proof in dark-blue/red-brown with red-brown security pattern, showing to the left parts of the center with security pattern in dark-blue and part of the frame in red-brown and to the right part of the frame of the 3 rbl. stamp in red-brown and part of the design with security pattern in dark-blue, at bottom with pencil notation "15/21", printed on smooth white paper, very attractive and rare, small thin at upper left, well away from design, otherwise fine