The M1917 Enfield, or the "American Enfield", was used in larger numbers than the official U.S. service rifle of the Great War. Today, it still a sweet shooter.
Accurizing The Venerable M1 Carbine
Evolution Of The Infantry Rifle(1)
Lee-Enfield: Right Arm Of The Empire
Classic Gun Review: Springfield M1903 Mark 1
Why did Confederate troops predominantly use the Enfield rifle? Was it supplied directly by the British who were backing them? - Quora
Why didn't the Americans use the Lee-Enfield in World War I? - Quora
A Look Back At The 1917 Enfield
Mike Searson, Author at Gun Digest
Alexander Castiglione, Author at Gun Digest
US Bolt Action Rifles : r/battlefield_one
Large caliber's on a standard length action, Page 3