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Launch of SS Rotomahana

When: 1879
Where: Scotland
Part of: SS Rotomahana, first mild-steel ocean steamer, launched on the Clyde

The SS Rotomahana was launched in 1879 as the first ocean-going steamer built of mild steel.

The vessel was constructed by William Denny and Brothers, a Scottish shipbuilding company. The ship was eventually scuttled in 1928, concluding its maritime history.

Sources

Rotomahana (ship) Wikipedia, revision of 2026-05-25
William Denny and Brothers Wikipedia, revision of 2026-07-18

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.