Occupies the ground floor of the original lodge and contains books which form a typical family collection of bibles, classics, topography, history and architecture, and date mainly from the sixteenth to the nineteenth centuries.
In addition, a particular treasure is the large set of water colours of orchids and funghi. These were painted in 1880 and 1892 by Miss Florence Woolward for Schomberg, the 9th Marquis.
Over the east chimneypiece is a modern copy of the famous portrait of John Donne, poet and Anglican clergyman, a friend of Robert, Earl of Ancram. Donne is painted in shadows wearing a “black melancholy hat” which until its acquisition by the National Portrait Gallery in 2006 used to hang here.