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Robert Siegel Galleries: The Magnolia Collection: Stamps and Postal History of Independent Mongolia

Auction Reports

Auction Name The Magnolia Collection: Stamps and Postal History of Independent Mongolia Total Sales (USD) 97,190.70
Auction Date December 19, 2025 - December 19, 2025 Low Estimate of Lots Sold (USD) 84,500.00
Sale Number #1370 High Estimate of Lots Sold (USD) 115,600.00
Total Lots 123
Sold Lots 91.0 Low Estimate of All Lots (USD) 126,800.00
% of Lots Sold 73.98% High Estimate of All Lots (USD) 175,850.00
Unsold Lots 32 Total Sales as a % of High Est. 55.27%

Top twenty-five by sale price

Lot Number Author Name Book Title Year Published Estimate Actual Price
4151

Mongolia -- Ulan Bator, The Spectacular Postal History Collection Balance of the Magnolia Collection.

USD 7,500.00 - 10,000.00 USD 21,830.00
4080

Mongolia -- Ulan Bator, 1924, 20c Scepter of Indra, Perf 10 (5).

1924 USD 7,500.00 - 10,000.00 USD 10,030.00
4184

Mongolia -- Khatkhyl, 1926, 2c Orange, Revenue Used as Postage.

1926 USD 4,000.00 - 5,000.00 USD 2,714.00
4182

Mongolia -- Khankentei Ula, 1926, 25m Yellow Green & Black (39).

1926 USD 3,000.00 - 4,000.00 USD 2,596.00
4183

Mongolia -- Khankentei Ula, 1926, 25m Yellow Green & Black (39).

1926 USD 3,000.00 - 4,000.00 USD 2,124.00
4152

Mongolia, Post World War 2 Postal History Group.

USD 750.00 - 1,000.00 USD 1,888.00
4157

Mongolia -- Altan Bulak, 1924, $1.00 Scepter of Indra, Perf 10 (7b).

1924 USD 3,000.00 - 4,000.00 USD 1,888.00
4193

Mongolia -- Tariatu, 1924, 5c Scepter of Indra, Perf 111/2 x 131/2 (3 var).

1924 USD 3,000.00 - 4,000.00 USD 1,888.00
4091

Mongolia -- Ulan Bator, 1926, 50c Brown & Olive Green, Violet Overprint (21).

1926 USD 1,500.00 - 2,000.00 USD 1,770.00
4143

Mongolia -- Ulan Bator, 1931, 20c Bister Brown (52).

1931 USD 1,500.00 - 2,000.00 USD 1,652.00
4002

Mongolia, 1923 Interim Period Stampless Cover.

1923 USD 2,000.00 - 3,000.00 USD 1,534.00
4147

Mongolia -- Ulan Bator, 1932, 20m Studying Latin (67).

1932 USD 1,500.00 - 2,000.00 USD 1,534.00
4004

Mongolia, 1923 Interim Period Stampless Cover.

1923 USD 2,000.00 - 3,000.00 USD 1,298.00
4081

Mongolia -- Ulan Bator, 1924, 20c Scepter of Indra, Perf 10 (5).

1924 USD 2,000.00 - 3,000.00 USD 1,298.00
4083

Mongolia -- Ulan Bator, 1924, 20c Scepter of Indra, Perf 10 (5).

1924 USD 1,000.00 - 1,500.00 USD 1,180.00
4148

Mongolia, 1940 Top Secret Cover and Letter to Khorloogiin Choibalsan.

1940 USD 500.00 - 750.00 USD 1,180.00
4187

Mongolia -- Kobdo, 1926, 2m Brown Orange & Black (35).

1926 USD 400.00 - 500.00 USD 1,180.00
4086

Mongolia -- Ulan Bator, 1924, 50c Scepter of Indra, Perf 131/2 (6).

1924 USD 1,000.00 - 1,500.00 USD 1,003.00
4001

Mongolia, 1923 Interim Period Stampless Cover.

1923 USD 1,500.00 - 2,000.00 USD 944.00
4096

Mongolia -- Ulan Bator, 1926, 50c Brown & Olive Green, Violet Overprint (21).

1926 USD 1,000.00 - 1,500.00 USD 944.00
4140

Mongolia -- Ulan Bator, 1931, 5c Brown Violet, "Postag" Overprint (50).

1931 USD 1,500.00 - 2,000.00 USD 944.00
4161

Mongolia -- Altan Bulak, 1924, $1.00 Scepter of Indra, Perf 131/2 (7).

1924 USD 750.00 - 1,000.00 USD 944.00
4122

Mongolia -- Ulan Bator, 1926, 5t Brown Violet, Rose, & Black (44).

1926 USD 1,000.00 - 1,500.00 USD 885.00
4123

Mongolia -- Ulan Bator, 1929, 5m Lilac & Black, Interrupted Perfs (44A).

1929 USD 300.00 - 400.00 USD 885.00
4125

Mongolia -- Ulan Bator, 1930, 10m on 1m Yellow & Black (45).

1930 USD 400.00 - 500.00 USD 885.00
  • Sotheby’s
    Fine Manuscript and Printed Americana
    27 January 2026
    Sotheby’s, Jan. 27: An extraordinary pair of books from George Washington’s field library, marking the conjunction of Robert Rogers, George Washington, and Henry Knox. $1,200,000 to $1,800,000.
    Sotheby’s, Jan. 27: An extraordinary letter marking the conjunction of George Washington, the Marquis de Lafayette, and Benjamin Franklin. $1,000,000 to $1,500,000.
    Sotheby’s, Jan. 27: Virginia House of Delegates. The genesis of the Declaration of Independence and the Bill of Rights. $350,000 to $500,000.
    Sotheby’s
    Fine Manuscript and Printed Americana
    27 January 2026
    Sotheby’s, Jan. 27: (Gettysburg). “Genl. Doubleday has taken charge of the battle”: Autograph witness to the first day of the Battle of Gettysburg, illustrated by fourteen maps and plans. $200,000 to $300,000.
    Sotheby’s, Jan. 27: President Lincoln thanks a schoolboy on behalf of "all the children of the nation for his efforts to ensure "that this war shall be successful, and the Union be maintained and perpetuated." $200,000 to $300,000.
    Sotheby’s, Jan. 27: [World War II]. An archive of maps and files documenting the allied campaign in Europe, from the early stages of planning for D-Day and Operation Overlord, to Germany’s surrender. $200,000 to $300,000.
  • Forum Auctions
    Fine Books, Manuscripts and Works on Paper
    29th January 2026
    Forum, Jan. 29: Plato. [Apanta ta tou Platonos. Omnia Platonis opera], 2 parts in 2 vol., editio princeps of Plato's works in the original Greek, Venice, House of Aldus, 1513. £8,000-12,000
    Forum, Jan. 29: Book of Hours, Use of Rome, In Latin, illuminated manuscript on vellum, [Southern Netherlands (probably Bruges), c.1460]. £6,000-8,000
    Forum, Jan. 29: Correspondence and documents by or addressed to the first four Viscounts Molesworth and members of their families, letters and manuscripts, 1690-1783. £10,000-15,000
    Forum Auctions
    Fine Books, Manuscripts and Works on Paper
    29th January 2026
    Forum, Jan. 29: Shakespeare (William). The Dramatic Works, 9 vol., John and Josiah Boydell, 1802. £5,000-7,000
    Forum, Jan. 29: Joyce (James). Ulysses, first edition, one of 750 copies on handmade paper, Paris, Shakespeare and Company, 1922 £8,000-12,000
    Forum, Jan. 29: Powell (Anthony). [A Dance to the Music of Time], 12 vol., first editions, each with a signed presentation inscription from the author to Osbert Lancaster, 1951-75. £6,000-8,000
    Forum Auctions
    Fine Books, Manuscripts and Works on Paper
    29th January 2026
    Forum, Jan. 29: Chaucer (Geoffrey). Troilus and Criseyde, one of 225 copies on handmade paper, wood-engravings by Eric Gill, Waltham St.Lawrence, 1927. £3,000-4,000
    Forum, Jan. 29: Borges (Jorge Luis). Luna de Enfrente, first edition, one of 300 copies, presentation copy signed by the author to Leopoldo Marechal, Buenos Aires, Editorial Proa, 1925. £3,000-4,000
    Forum, Jan. 29: Nolli (Giovanni Battista). Nuova Pianta di Roma, Rome, 1748. £6,000-8,000
    Forum Auctions
    Fine Books, Manuscripts and Works on Paper
    29th January 2026
    Forum, Jan. 29: Roberts (David). The Holy Land, Syria, Idumea, Arabia, Egypt, & Nubia, 3 vol., first edition, 1842-49. £15,000-20,000
    Forum, Jan. 29: Blacker (William). Catechism of Fly Making, Angling and Dyeing, Published by the author, 1843. £3,000-4,000
    Forum, Jan. 29: Herschel (Sir John F. W.) Collection of 69 offprints, extracts and separate publications by Herschel, bound for his son, William James Herschel, 3 vol., [1813-50]. £15,000-20,000
  • Dominic Winter
    Books, Maps, Documents & Autographs
    Ornithology, Music, Bookplates
    28th January 2026
    Dominic Winter, Jan. 28: Lot 26. Company School. An album of 85 Indian mica paintings, Madras, c. 1852. £700-1,000
    Dominic Winter, Jan. 28: Lot 28. Ross & Hooker. Notes on the Botany of the Antarctic Voyage, 1st edition, 1843. £4,000-6,000
    Dominic Winter, Jan. 28: Lot 44. Gould (John). The Birds of Great Britain, 5 volumes, 1st edition, 1862-73. £30,000-40,000
    Dominic Winter
    Books, Maps, Documents & Autographs
    Ornithology, Music, Bookplates
    28th January 2026
    Dominic Winter, Jan. 28: Lot 72. Edwards (George). A Natural History of Uncommon Birds… [and] Gleanings of Natural History, 7 volumes, 1st edition, 1743-64. £7,000-10,000
    Dominic Winter, Jan. 28: Lot 87. Walcott (Charles D. et al.). Geologic Atlas of the United States, 227-volume set, U.S. Geological Survey, 1894-1945. £500-800
    Dominic Winter, Jan. 28: Lot 236. A New Dictionary of the Terms Ancient and Modern of the Canting Crew…, By B. E. Gent., 1st edition, [1699]. £3,000-4,000
    Dominic Winter
    Books, Maps, Documents & Autographs
    Ornithology, Music, Bookplates
    28th January 2026
    Dominic Winter, Jan. 28: Lot 245. Frost Fair Broadside. Upon the Frost in the Year 1739-40, Printed on the Ice upon the Thames at Queen-Hithe, 1739/40. £1,500-2,000
    Dominic Winter, Jan. 28: Lot 270. Micheli (Antonino di). La Nuova Chitarra di Regole…, 1st edition, Palermo, 1680. £10,000-15,000
    Dominic Winter, Jan. 28: Lot 280. Elgar (Edward). Concerto for Violin and Orchestra, [1910], signed presentation copy. £500-800
    Dominic Winter
    Books, Maps, Documents & Autographs
    Ornithology, Music, Bookplates
    28th January 2026
    Dominic Winter, Jan. 28: Lot 286 - Walton (William, 1902-1983). Autograph manuscript full score for Belshazzar’s Feast, [1930-31]. £20,000-30,000
    Dominic Winter, Jan. 28: Lot 304. Churchill (Winston). A terracotta maquette of Churchill by Oscar Nemon, c. 1955. £1,500-2,000
    Dominic Winter, Jan. 28: Lot 364 - Russian Imperial Archaeological Commission. Mecheti Samarkanda..., Fascicule I Gour-Emir, St. Petersburg, 1905. £2,000-3,000