Auction Series 257-264 in Zurich Day 2

1879: Issued by the Uruguayan Philatelic Society (-) formula card in violet, black and blue; unused examples of the single and double cards and rare usages one franked by two 1877/79 rouletted 1 c. red-brown (Scott 39) tied by "CV" obliterators in black and cancelled at Montevideo (5 March 1880); the other a reply half addressed to Austria with 1889 1 c. green and 2 c. rose (Scott 74+76) tied by Montevideo cds's (21 Dec 1891) etc (8 items). Very rare used.
Catalogue 257: EUROPE & OVERSEAS