British Guiana 1882 8c rose, watermark CA, variety WMK REVERSED, neatly cancelled by large part GEORGE TOWN squared circle, dated "AUG 29 188(?)", SG174x.
Fine quality used example, much above average for this issue with particularly good colour. Characteristic centring and odd shortish perforations.
A very scarce watermark variety.
The Stanley Gibbons catalogue value is £300.
