Category Posts: First World War, 1914-1918
- Royal Navy, The Grand Fleet, 1919
- Royal Navy Battlecruisers: HMS Lion, HMS Princess Royal
- US Navy Presidential Yacht USS Mayflower PY-1/USCGC Mayflower WPG-183)
- Royal Navy pre-dreadnought battleships: HMS Canopus, HMS Glory, HMS Albion, HMS Ocean, HMS Goliath, HMS Vengeance
- Artillery preserved in Canada: Ontario: Hamilton, HMCS Haida, HMCS Star, Hannover, Harold, Harriston, Hawkesbury, Holstein, Huntsville, Ingersoll, Innisfil, Iroquois
- Royal Navy dreadnought battleship: HMS Canada / Chilean Navy (Armada de Chile): Almirante Latorre
- Kaiserliche Marine armoured Cruisers: SMS Fürst Bismarck, SMS Prinz Heinrich, SMS Prinz Adalbert, SMS Friedrich Carl, SMS Roon, SMS Yorck, SMS Scharnhorst, SMS Gneisenau, SMS Blücher
- US Navy pre-dreadnaught Battleships: USS Maine (BB-10), USS Missouri (BB-11), USS Ohio (BB-12)
- US Navy pre-dreadnaught Battleships: USS Illinois (BB-7), USS Alabama (BB-8), USS Wisconsin (BB-9)
- PTSD (Shell Shock)
- Élisa Léontine Deroche: France: brevet de pilote n° 36, the first woman to fly solo
- Canadian Artillery: McLean 37-mm light gun
- Warships of Russia: Battleships: Gangut (Oktyabrskaya Revolyutsiya), Petropavlovsk (Marat) (Volkhov), Sevastopol (Parizhskaya Kommuna), Poltava (Frunze)