Magna Carta Crypt in Washington, D.C. The 800th anniversary of the original charter occurred on 15 June 2015, and organisations and institutions planned celebratory events. The British Library brought together the four existing copies of the 1215 manuscript in February 2015 for a special exhibition. British artist Cornelia Parker was commissioned to create a new artwork, "Magna Carta (An Embroidery)", which was shown at the British Library between May and July 2015. The artwork is a copy of the Wikipedia article about the Magna Carta (as it appeared on the document's 799th anniversary, 15 June 2014), hand-embroidered by over 200 people. On
Magna Carta the subsequent charters in public and private ownership, including copies of the 1297 charter in both the United States and Australia. The original charters were written on parchment sheets using quill pens, in heavily abbreviated medieval Latin, which was the convention for legal documents at that time. Each was sealed with the royal great seal (made of beeswax and resin sealing wax): very few of the seals have survived. Although scholars refer to the 63 numbered "clauses" of Magna Carta, this is a modern system of numbering, introduced by Sir William Blackstone in 1759; the original charter formed a single,