I photographed these M20 75mm Recoilless Rifle examples at Dubois, Quantico and Hood River, Oregon.

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M20 75mm Recoilless Rifle

WAAAM, Hood River 2023

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M20 75mm Recoilless Rifle

NMMV Dubois WY 2025

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M20 75mm Recoilless Rifle

Marine Corps Museum; Quantico VA 2026