Portfolio published by CONG SA. in 1991. Made for the celebrations of the 700th anniversary of the Swiss Confederation. Edition of 899 copies + 100 copies published in Roman numerals. Our copy, a rare edition in black canvas, is part of the first print run in Roman numerals. It differs from the usual edition not only for the different colour of the case but also because all the lithographs are signed by the master. Our copy is LXXXIII/C. It contains 25 lithographs printed on premium cardboard, all numbered and signed. In original case, 30 x 40 cm. Lithographs like new, case with slight abrasions. Sale managed by TopSeller.Com Professional packaging, shipped via insured express courier. The items will be shipped from 3 January, after Christmas holidays, to avoid problems with deliveries and couriers.