47-millimeter

Updated: May 10, 2025

The opening day of the month saw the arrival in New York harbor of the first armed French steamer to reach that port. The Vulcain, a freighter, tied up at her dock with a 47-millimeter quick-firing gun mounted at the stern.

- The Story of the Great War, Volume 5 : Battle of Jutland Bank; Russian Offensive; Kut-El-Amara; East Africa; Verdun; The Great Somme Drive; United States and Belligerents; Summary of Two Years' War