Auction Series 257-264 in Zurich Day 2

1920 (Oct.): C.C.N.A. 10 c. 'Unicolores' in green, brick-red or in brown-red, showing "Sea and Mountains" & " Cliff and Lighthouse" lithographed by 'C. Valiente M. Barranquilla', fine group of nine unused mint multiples, incl. vert. pairs, blocks of four, of which one in the rare vermilion shade, further blocks of six with scarce block of lower right corner sheet with marginal printer's imprint as well as two blocks of seven with right row printed sideways, some signed Champion. Gebauer 12-15.
Catalogue 257: EUROPE & OVERSEAS