Auction 333-341 Europe & Overseas Americas (North, Central & South America) - Day 1

1949: 75th Anniversary of UPU, group of unused examples, including, 0.03 c. on 5 c. grey-green, 0.10 c. on 5 c. red and 0.20 c. on 5 c. blue, inverted surcharge; also double surcharge on 0.03 c. on 5 c. green, 0.10 c. on 5 c. red and 0.20 c. on 5 c. blue and error of surcharge on 10 c. on 5 c.green and 30 c. on 1 g. black (Scott 447a and 449a), an interesting and scarce selection.