The device is in various armies; examples include The Canadian Grenadier Guards, The Princess Louise Fusiliers, the British Royal Engineers and Royal Artillery (displayed on their "collar dogs"), and the U.S. Army's ordnance departments.
Xena: Warrior Princess | Anne, Princess Royal | Princess Diana | Princess Alexandra, The Honourable Lady Ogilvy | The Princess Bride | Princess Royal | Princess Margaret, Countess of Snowdon | Princess Anne | Princess Alexandra | Princess Margaret | A Little Princess | Victoria, Princess Royal | Princess Margaret Hospital | Marie Louise, Duchess of Parma | Princess Louise, Duchess of Argyll | Louise | Princess Elizabeth | Princess Beatrice of York | princess | Royal Welch Fusiliers | Louise Slaughter | Tina Louise | Louise Simonson | Louise Nevelson | Princess Victoria of Saxe-Coburg-Saalfeld | Princess of Wales | Louise Brooks | Louise Bourgeois | The Princess Bride (film) | Princess Louise |