A plate and cup from the RMS Titanic which was recovered from the ocean floor during an expedition to the site of the tradegy (AP Photo/RMS Titanic, Inc.).A chandalier from the RMS Titanic which was recovered from the ocean floor (AP Photo/RMS Titanic, Inc.).A hat from the RMS Titanic which was recovered from the ocean floor (AP Photo/RMS Titanic, Inc., a subsidiary of Premier Exhibitions, Inc.).The bow of the RMS Titanic on the ocean floor during an expeditions to the site of the tragedy (AP Photo/RMS Titanic, Inc.).A porthole from the RMS Titanic which was recovered from the ocean floor (AP Photo/RMS Titanic, Inc., a subsidiary of Premier Exhibitions, Inc.).A ring from the RMS Titanic which was recovered from the ocean floor (AP Photo/RMS Titanic, Inc.).A ships telegraph from the RMS Titanic which was recovered from the ocean floor (AP Photo/RMS Titanic, Inc.).A cherub that once adorned the grand staircase of the RMS Titanic which was recovered from the ocean floor (AP Photo/RMS Titanic, Inc.).A 17-ton section of the RMS Titanic that was recovered from the ocean floor (AP Photo/RMS Titanic, Inc.).The 17-ton portion of the hull of the RMS Titanic as it is lifted to the surface during an expedition to the site of the tradegy (AP Photo/RMS Titanic, Inc.).John Zaller, creative director of Premier Exhibitions, discusses objects from the Titanic's Verandah Cafe on display in theFirst class tea cup china used by passengers is a part of the artifacts collection of the Titanic which is in a secret hiding place in Atlanta (AP Photo/Stanley Leary, File).Third class china used by passengers and the crew, which is part of the artifacts collection of the Titanic which is in a secret hiding place in Atlanta (AP Photo/Stanley Leary, File).Currency, part of the artifacts collection of the Titanic, is shown at a warehouse in Atlanta (AP Photo/Stanley Leary, File).Eye glasses found among the debris of the Titanic wreck is previewed among a sampling of Titanic artifacts on Thursday Jan. 5 2012 in New York (AP Photo).