Rare Book Hub has long been a go-to resource for collectors and dealers of antiquarian books, manuscripts, maps, and ephemera. When readers dive into Rare Book Monthly or explore Transactions+, they approach it from different angles: collectors often seek price validation, while dealers focus on provenance, comparable sales, and rarity in the marketplace. The distinctions between these two perspectives are crucial, but a large database with numerous records can satisfy the diverse needs of researchers, dealers, and collectors alike.
Between collectors and dealers lies the true market, where price approximations take shape. Often, dealers have the upper hand, leveraging their nuanced understanding of condition, edition, and provenance to turn a profit. Collectors, on the other hand, may not always be fully aware of these subtleties, as dealers naturally guard the secrets of their trade to maintain profitability.
Then there’s Adam Weinberger, a rare ABAA dealer who distinguishes himself through his openness about the trade in rare books, manuscripts, and collectible paper. Adam is refreshingly transparent in his videos, sharing his enthusiasm for making new discoveries while recognizing that first impressions of newly acquired material are just the start. Some items may turn out to be less valuable than initially thought, while others reveal hidden stories or connections that can dramatically increase their worth.
Adam’s expertise in identifying valuable material, coupled with his knowledge of authentication, pricing, and marketing, is invaluable. His YouTube videos are not only educational but also refreshingly candid—essential viewing for anyone (but especially beginners) interested in buying or selling rare items.
Currently, Adam’s focus is shifting toward the library and institutional world, where a large percentage of rare books and documents reside. Many of these institutions face deaccessioning due to inadequate budgets for the care and conservation of their collections, and Adam’s expertise is helping to navigate these challenges.
To learn more, check out Adam’s educational content: (you will often find him recommending RareBookHub !)
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
![<b>Sotheby’s, Jan. 27:</b> [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.](https://ae-files.s3.amazonaws.com/AdvertisementPhotos/9d2762bc-9f26-47ef-96de-1c28070e19f6.png "<b>Sotheby’s, Jan. 27:</b> [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.")
![<b>Forum, Jan. 29:</b> Plato. [<i>Apanta ta tou Platonos. Omnia Platonis opera</i>], 2 parts in 2 vol., editio princeps of Plato's works in the original Greek, Venice, House of Aldus, 1513. £8,000-12,000](https://ae-files.s3.amazonaws.com/AdvertisementPhotos/df7dd9ac-f0d0-4cb3-a44d-2731758530e4.png "<b>Forum, Jan. 29:</b> Plato. [<i>Apanta ta tou Platonos. Omnia Platonis opera</i>], 2 parts in 2 vol., editio princeps of Plato's works in the original Greek, Venice, House of Aldus, 1513. £8,000-12,000")
![<b>Forum, Jan. 29:</b> Book of Hours, Use of Rome, In Latin, illuminated manuscript on vellum, [Southern Netherlands (probably Bruges), c.1460]. £6,000-8,000](https://ae-files.s3.amazonaws.com/AdvertisementPhotos/c40bad29-8cb5-4347-a0fd-5361d39e84a5.png "<b>Forum, Jan. 29:</b> Book of Hours, Use of Rome, In Latin, illuminated manuscript on vellum, [Southern Netherlands (probably Bruges), c.1460]. £6,000-8,000")
![<b>Forum, Jan. 29:</b> Powell (Anthony). [<i>A Dance to the Music of Time</i>], 12 vol., first editions, each with a signed presentation inscription from the author to Osbert Lancaster, 1951-75. £6,000-8,000](https://ae-files.s3.amazonaws.com/AdvertisementPhotos/b7fdee12-4803-4d32-9330-a5729091cb92.png "<b>Forum, Jan. 29:</b> Powell (Anthony). [<i>A Dance to the Music of Time</i>], 12 vol., first editions, each with a signed presentation inscription from the author to Osbert Lancaster, 1951-75. £6,000-8,000")
![<b>Forum, Jan. 29:</b> 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](https://ae-files.s3.amazonaws.com/AdvertisementPhotos/a06cc0dd-7619-45e9-b155-5ad75ed7b2e5.png "<b>Forum, Jan. 29:</b> 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")