In recent years the Observatory has implemented a rolling programme of improvements to the main Grade A Listed building, historic telescopes and telescope domes, supported by funding from the DCAL and other bodies (. the Heritage Lottery Fund) totalling c.$700k since 2001. An important Capital project is construction of a new Library, Archives and Historic Scientic Instruments building. This must provide an addition to the Observatory complex that will complement and enhance the existing Grade A Listed building, and its later developments, and t sensitively into the historic building complex in a way that re ects the Observatory's research function and its more than 200-year historical development