This crane was designed in 1910 at Deutsche Maschinenfabrik AG or Demag in Berlin. It was, at the time, the world's largest floating crane; cost Harland & Wolff £30,000, weighed 200 tons and could lift 250 tons at a time.
It was used in the fitting out of the Titanic. See it in action.
Date: Sometime in 1911
NLI Ref.: EAS_0526