Spain and Foreign Possessions and Foreign Soler y Llach, BarcelonaMonday 15 December 2025 - Tuesday 16 December 2025 Realisations can be found at: http://www.soleryllach.com
Stamps and Covers of Great Britain Stanley Gibbons BaldwinsThursday 11 December 2025 Realisations can be found at: http://ww.sgbaldwins.com
The Daniel Ryterband Collection of British North America and Great Britain SiegelInternational, New YorkThursday 18 December 2025 Realisations can be found at: http://www.siegelauctions.com
The Magnolia Collection of Independent Mongolia SiegelInternational,New YorkTuesday 9 December 2025 Realisations can be found at: http://www.siegelauctions.com
The Cowling Collection of Worldwide Postal History Corinphila, ZurichTuesday 25 November 2025 Realisations can be found at: http://www.corinphila.ch
Worlwide and Great Britain Cavendish Auctions, DerbyWednesday 3 December 2025 - Thursday 4 December 2025 Realisations can be found at: http://www.cavendish-auctions.com
The Aristocrats Kelleher Auctions, Danbury, ConnecticutThursday 20 November 2025 Realisations can be found at: http://www.kelleherauctions.com
The James Halliday Sale of South Australia Overprints Abacus Auctions, Mount Waverley, AustraliaTuesday 2 December 2025 Realisations can be found at: https://www.abacusauctions.com.au/
Public Auction 262 Abacus Auctions, Mount Waverley, AustraliaWednesday 3 December 2025 - Friday 5 December 2025 Realisations can be found at: http://www.abacusauctions.com.au
The December Sale Schuyler Rumsey Philatelic AuctionsTuesday 9 December 2025 - Thursday 11 December 2025 Realisations can be found at: http://www.rumseyauctions.com