Navy Seabees built Kamala Harris and the secretary of the Navy Thomas Harker new desks Material came from historic warships including the USS Constitution and the USS Arizona Harris' desk is made from wood, copper and nails from the USS Constitution, that was commissioned in 1794 Harker's desk is built from materials from six different ships including the Chesapeake, Texas and New Jersey Inside the pen tray of each desk is a piece of the USS Arizona, which was sunk by the Japanese at Pearl Harbor Construction of desks was approved under Donald Trump's administration