Columbian Iron Works and Dry Dock Co.

The Columbian Iron Works and Dry Dock Company (1872–1899), was located in Baltimore, Maryland on the Locust Point peninsula, adjacent to Fort McHenry.

It built several early vessels of the United States Navy and United States Revenue Cutter Service, including: It also built the Argonaut, a submarine designed by Simon Lake, and Plunger, a submarine designed by John Philip Holland for the U.S. Navy that was not accepted.

The company built the lighthouse tender USLHT Arbutus.

[1] It went into receivership in 1899 and was reorganized as Baltimore Shipbuilding & Dry Dock Company and was purchased by William B. Skinner and Sons in 1905.

In 1915, Skinner and Sons went into receivership and was reorganized as the Baltimore Dry Dock and Shipbuilding Corporation.