floating crane

What is that object that can be seen on the floating-crane barge in a photograph of Titanic being fitted out in the Thompson dry-dock at the H&W shipyard in February 1912? Was it a propeller waiting to be fitted onto the center-propeller shaft of Titanic? How many propeller blades does it...

Whilst looking on Amazon for possible Titanic books to buy in the future, I came across "Titanic and her Sisters Olympic and Britannic" by Peter Davies-Garner. a model making book describing technical details of the Olympic class vessels should you wish to build one from scratch. (Link to book...

please can someone help i have a post card of the titanic which has been in my family for over 20years, i have tried to find another but never could until i found one on ebay which sold for a few hundred pounds, could someone have a look at i for me and see what they think , thank you:)

I am interested in a framed or unframed piece of the Harland and Wolff 200 ton FLOATING CRANE imported from Germany by H&W to help build the Olympic-class ships. Please contact me at [email protected]

Does anyone know anything about his huge German "fitting out" crane. It apparently floated. You see it in many of the "fitting" pictures of Olympic and Titanic -- at different locations. I have two pictures of Titanic that look virtually the same --- yet one shows the crane, the other...