England's 'Last-Ditch' Rifle: The Enfield No. 4 Mk 1
Lee-Enfield No.4 MK1 Bolt Action Rifle .303 British (1942) U.S.
SMLE British No.4 MK1 - ARES Airsoft
GUNS Magazine Number 4 Lee-Enfield Rifle - GUNS Magazine
The Lee-Enfield No.4, the “utilitarian” rifle
Shooting the Lee Enfield No4 MK1*
Club Rifles - Lee Enfield Rifle Association
Enfield No. 5 Mk 1 Rifle: History of the 'Jungle Carbine
Britain's Lee Enfield No 4 Rifle - History By Cammack
Upgraded ARES Lee Enfield No4 MK1 WW2 Airsoft Springer Rifle MK1
Codes and Marks