What about Molly Brown, we’ve heard she’s unsinkable

Titanic Sinks Four Hours After Hitting Iceberg;
866 Rescued By Carpathia, Probably 1,250 Perish;
Ismay Safe, Mrs. Astor Maybe, Noted Names Missing

Biggest Liner Plunges to the Bottom at 2:20 A.M.
RESCUERS THERE TOO LATE
Expect to Pick Up the Few Hundreds Who Took to the Lifeboats.
WOMEN AND CHILDREN FIRST
Cunarder Carpathia Rushing to New York with the Survivors.
SEA SEARCH FOR OTHERS
The California Stands By on Chance of Picking Up Other Boats or Rafts.
OLYMPIC SENDS THE NEWS
Only Ship to Flash Wireless Messages to Shore After the Disaster.

From The New York Times story of the sinking.