Contributors

Founder

Mathias Meyer | Mathias Meyer is a private autograph collector and owner of Brazil’s leading autograph dealership, www.glorias.com.br. A French expert recognized for his knowledge of Brazilian figures such as Ayrton Senna, Alberto Santos-Dumont, Dom Pedro II, Vinicius de Moraes, and Tarsila do Amaral, he is also the founder of Historyonpapers.com, a consultant for the Brazilian History Channel, and the discoverer of numerous important historical documents.

Heritage Partners

Laurent-Maria Deschanel | Laurent-Maria Deschanel is a French expert and founder of www.autographes.com. A respected autograph dealer, Laurent-Maria offers a refined selection of original letters, manuscripts, and signatures from renowned figures worldwide: artists, writers, scientists, political leaders, and more. Guided by his passion and discerning eye, the site features a rich, meticulously described, and regularly updated thematic catalog.

Julien Paganetti | Julien Paganetti, is a French expert in historical autographs and manuscripts. He is founder of www.autographes-des-siecles.com and considered a leading authority in his field, both nationally and internationally. He has discovered and brought to light prestigious historical documents, and his clientele includes renowned collectors, institutions, and even former French presidents. Julien is truly passionate about his work and always eager to engage with fellow enthusiasts, particularly during international exhibitions.

Guest Sources

Bonhams | Bonhams is a British auction house founded in 1793 in London. It specializes in fine art, antiques, jewelry, watches, motor cars, and rare collectibles. With over two centuries of history, Bonhams operates internationally.

RRAuction | RR Auction is a U.S.-based auction house founded in 1976 and headquartered in Boston, Massachusetts. It specializes in historical documents, autographs, space and science memorabilia, pop culture items, and fine collectibles.

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