German hopper dredger launched at launched at Schiedam, Netherlands according to the Dutch newspaper Nieuwe Schiedamsche Courant dated 21 August 1912

An item reported the launching at the shipyard Gusto of the steel made hull of a seagoing hopper, the second one built for foreign account. Baptized by Miss Ida Dekker. Dimensions 44 x 8,80 x 4,40 metres. Hopper capacity 400 cubic metres. To be fitted out with 1-300 ihp triple expansion engine and a boiler with a heating surface of 100 square metres and 13,5kg pressure. Further more the necessary steam winches for lifting anchors and manoeuvres. Would go under own power towards her destination.(1)

Note
1. The yard numbers 438 (Castor) and 440 (Mars) built for Habermann&Guckers, Kiel, Germany and the 439 (Jupiter) and 441 (Pollux) built for V.d. Velde, Kiel, Germany.