The mortar I found 75mm HE shell from WW2 identified as the round

Original U.S. WWII Type Deactivated 81mm M43 Mortar Round With M45 Poi – International Military Antiques

Shrapnel shell - Wikipedia

Original U.S. WWII Sherman Tank Gun 75mm M72 Armor Piercing Inert Roun – International Military Antiques

Original U.S. WWII 81mm Mortar M43 HE Shell – International Military Antiques

WW2 Equipment Data: June 2015

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75 to 87mm Ammo

Can someone explain what a minie ball is and is this it? There's a small lead bullet and then a much larger one that has wood inside it, it's definitely not dirt

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Winchester WWII Victory Series 12 Gauge 2-3/4 M19 Buckshot 9

Is this a WWII Shotgun Shell Pouch? - FIELD & PERSONAL GEAR SECTION - U.S. Militaria Forum

US WW2 Canvas Shotgun Shell Ammunition Pouch Marked JT&L 1944-D. OD - Hero Outdoors

Considerations for Handloading World War II-Vintage Rifle Am - Guns and Ammo

Military ? WWII Vietnam ? Sealed Package 12 GA Shotgun Shells WCC - FIREARMS - U.S. Militaria Forum