Grand Staircase of the RMS Titanic the "Olympic", whose B-Deck aft foyer was much smaller because of additional cabins and storage rooms. There was no reception area on the "Olympic" until the 1913 refit, which expanded the restaurant and added a reception area in emulation of "Titanic". On "Titanic" two additional en-suite staterooms were installed off of the A-Deck aft staircase, decreasing the size of the surrounding foyer in comparison to "Olympic". When Robert Ballard discovered the wreck of the "Titanic" in 1985, he found only a gaping well in the place that the Staircase had once occupied. The deck house that once formed the Boat
Wreck of the RMS Titanic day of the expedition, an object that looked like a propeller was found. Grimm announced on his return to Boston that "Titanic" had been found, but the scientists declined to endorse his identification. In July 1983, Grimm went back a third time with Ryan aboard the research vessel "Robert D. Conrad" to have another look at the "propeller". This time nothing was found and very bad weather brought an early end to the expedition. It later turned out that Sea MARC had actually passed over "Titanic" but had failed to detect it, while Deep Tow passed within of the wreck.