"What Really Sank the Titanic: New Forensic Discoveries Solve One of History's Deadliest Mysteries"
by Jennifer Hooper McCarty and Tim Foecke

Guys on Prop Shafts
Harland and Wolff shipyard workers on Titanic's propeller shaft. - Note how large everything was on Titanic. This makes it easier to understand why she was slow to stop and slow to turn.