Scale 1:8. A plan showing the elevation, plan view and cross-section through the heads trough under the forecastle deck of the 'Discovery' (1901), a wooden-hulled auxiliary barque fitted out for Antarctic exploration.

The DIG-prefix plans are all late 20th century reproductions of the originals from Dundee Shipbuilders Co. Ltd. These copies were acquired by the National Maritime Museum from Goole Shipbuilding & Repairing Ltd. in April 1981.