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What caliber rifle is used in a 21-gun salute? - Quora
What's a 21 Gun Salute for Military Funerals?, Cake Blog
When soldier stands on guard and has to salute, what does he/she
21-gun salute, Military Wiki
Why the number “21” in a 21 Gun Salute? - Quora
West Saint Paul Antiques
How do soldiers hold their rifles when they are saluting? - Quora
A 21-Gun Salute during Korean War memorial services in Seoul
The History Behind the 21-Gun Military Salute
Rifle volleys and gun salutes
What are the proper protocols or procedures to follow when an