Auction 333-341 Nigeria, Cameroon, Sudan & Worldwide Postal History - Day 4

Tanna Tuva 1935 (March): Pictorial set of seven values from 1 kop. - 50 kop., all used on 1935 registered cover to Luzern, Switzerland tied by three fine strikes of "TURAN" cds's (March 29) in black. Registration cachet at lower left and reverse with "Luzern 2" arrival cds (April 12) in black. Slight soiling but a scarce issue on letter, especially so to Switzerland.