Canada #557var 15c Grey Blue, Silver and Lake, Snowflake, 1971 Christmas Issue, a Very Fine NH Example of a Spectacular Misperf, Printed on High Fluorescent Paper
A well centered (top to bottom) and NH example of the 15c grey blue, silver and lake snowflake stamp from the 1971 Christmas issue, printed on smooth high fluorescent flecked paper, and showing a massive 5mm rightward shift in the vertical perforations, resulting in the "C" of Canada appearing on the right side of the stamp.
Unitrade does not list misperfs, but generally VF examples of these kinds of misperfs sell for $40-$50.
The stamp offered here grades 80 as follows:
Paper freshness: 5/5
Absence of visible paper flaws: 5/5