Canada 1889-97 'Small Queen' 10c brownish red, IMPERFORATE horizontal pair, left marginal with part imprint, SG111a.
Very fine quality mint pair with original gum. Light bends and slight gum disturbance, but much better than normal quality for this issue.
Rare with only 500 pairs existed (three shades, some without gum) and rare in this positional form.
The Stanley Gibbons catalogue value is £750+.