Bloomsbury Auctions is the world's leading auction house of rare books and manuscripts, ranging from Incunabula (books printed before 1500) right through to Harry Potter. Specialities are: Travel & Topography, Natural History & Sport, English Literature & History, Continental Literature & History, Manuscripts & Autograph Letters, Modern First Editions, Children's & Illustrated Private Press, Art, Architecture & Bibliography, Science & Medicine, Hebraica & Judaica. Bloomsbury has regular auctions throughout the year, whether general sales (offering a variety of subjects and price-ranges), single owner sales, or the more specialist sales with emphasis on specific areas of interests.