http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a guide to the archives of the Royal Watercolour Society
Royal Society of Painters in Water-Colours (Great Britain)
xviii, 327 pages : illustrations (some color) ; 24 cm.
[edited by] Simon Fenwick and Greg Smith.