Bubb Kuyper was established in 1986 in Haarlem, the Netherlands. It has become the Netherlands' largest auction specializing in books and works on paper, and one of the foremost in Western Europe. Bubb Kuyper holds two auctions a year, one in spring, one in fall. Along with books, they focus on manuscripts, prints and drawings. They frequently auction entire private libraries, or collections that cover a range of materials within a particular subject.