607475 The Imperial Institute: The silver casket, holding the coins and documents placed in a cavity under the foundation stone (photo) by English School, (19th century); Private Collection; (add.info.: The Imperial Institute of the United Kingdom, the Colonies and India, London: The silver casket, holding the coins and documents placed in a cavity under the foundation stone; from The Graphic, 13 May 1893; photograph); Look and Learn / Peter Jackson Collection; English, out of copyright.