1899, three picture postcards commemorating the return of the South Pole Expedition of Commander DE GERLACH to Belgium. All cards are postally used. (Image)

1905, GERMANY, official stampless cover "Reichs-Dienstsache" with preprinted blue and white seal "DEUTSCHE SÜDPOLAR EXPEDITION" on the backflap, sent from STEGLITZ 1 a, 20.11.05, to Herrn Bartknecht, Berlin NW.6, Luisenstraße 33/34, Deutsche Südpolar-Expedition, arrival mark on reverse. Cover at left tiny shortened, else F/VF condition. Scarce official expedition mail! ÷ 1905, Dt. Reich. Portofreie Reichs-Dienstsache mit auf der Briefklappe eingedruckter, blau-weißer Siegelmarke DEUTSCHE SÜDPOLAR EXPEDITION von "Steglitz 1 a 20.11.05 6-7V" an "Herrn Bartknecht / Berlin NW. 6 / Luisenstraße 33/34 / Deutsche Südpolar-Expedition". Ank.-Stpl. Linksseitig minimal verkürzt geöffnet. (Image)

1907/1955, PIONEERS IN ANTARCTICA, New Zealand, 1 d rose-carmine cancelled by green cds BRITISH ANTARCTIC EXPD. NZ, FE 27 08, on official cover of Shakleton's "Nimrod" Expedition (1907/09), together with 1 d ovp "King Edward VII Land" and 2 x 1 d ovp "VICTORIA LAND", each tied by cds BRITISH ANTARCTIC EXPD. NZ and different dates 4 MR 09, 9 FE 11 a. 31 JA 12 marking the timeline of following expeditions by Shackleton and Scott (1910/12). In addition Australia 3 1/2d stamp cancelled by cds MAWSON, 16 FE 55, the first australian permanent base in Antarctica. Cover from ex Burrus Collection, expertized Mohrmann. (Image)

1908, New Zealand. Postmark "BRIT. ANTARCTIC EXPD. FE 27 08" on addressed picture postcard "Dunedin City, NZ". (Image)

1911, DEUTSCHE SÜDPOLAR EXPEDITION, Expeditions-Karte "Expeditionsschiff Deutschland" mit roter Vignette und besonders deutlich abgeschlagenem Expeditions-Stempel "Polarschiff Deutschland Süd Georgien - 20. November 1911" auf Blankokarte, nicht gelaufen" So schön ganz selten zu finden! (Image)

1926, Falkland Islands. Entire postcard (light corner bend) from a member of the Deception Island whaling station (South Shetland). Consigned to the ship asking for reforwarding to South Geoergia. (Image)

1946, Tristan da Cunha. Local value 1d "4 Potatoes" in a right margined vertical strip of 7 showing PENGUIN. With signature "A.B. Crawford" and handwritten "In aid of Island Funds 1963" on margin. In addition, there is another single stamp. All mint, NH. (Image)