The library is also home to the Foyle Special Collections Library, named in recognition of a grant from the Foyle Foundation, which houses approximately 170,000 printed works, as well as maps, slides, sound recordings and manuscript material. Included among the manuscript material is the Carnegie Collection of British Music, a collection of original signed manuscripts, many of them by notable composers, whose publication was funded by the philanthropist Andrew Carnegie via the Carnegie UK Trust. The collection also contains several volumes of incunabula (works printed before 1501). The collections range in date from the fifteenth century to the present day. In 2007 the library acquired the historical collections of the British Foreign and Commonwealth Office, which includes Britain's 1812 declaration of war on the US, and contains over 60,000 items. The collections include: