Auction # 2440 WORLDWIDE + ARGENTINA: Splendid October auction!

12/SE/1969 Cover commemorating the "Second Meeting on Communications", Antarctic Treaty, Buenos Aires, with signatures of all the attending delegates: Harry Francis, Nels Johnson, Cap. Claude Navarrette and Lte. Lonnie Muncy (USA), T.F. Lawrence, Thomas V. Holland, R.A.E. Holmes and Don Styles (Australia), Takeo Kawahara (Japan), Bjorn P. Syvertsen (Norway), Mario Izaguirre, Aldo Irrera and Hugo Ordoñez (Argentina), Dr. J.A.Heap (UK), Youri Khabarov (USSR), I.H.Lloyd and P.H. von Tonder (South Africa), Jean Alt (France), Hugo Oyasrzún Ramm and Mario Maquiavello (Chile), rare, excellent quality!