1866 MAIL EDINBURGH TO PARIS WITH 4D RATE PAID 1D (SG43) X 4 STAMPS PLACED ON FOUR CORNERS OF THE ENVELOPE. Envelope from Edinburgh to Paris with address written in blue ink with the 4d rate paid by 1d plates 1d pl.195 (SG43) lettered EF placed at upper right (added at a later date after original stamp cut away), also 3 examples 1d pl.185 (SG43) lettered GH GK and GI placed in the other three corners, all cancelled 'EDINBURGH/131' duplex's JY 4 66. Also on front fine strike 'CALAIS' date stamp 5 JUIL 66 and circular 'PD' hand stamp in red. Unusual. (Ref 131748).