See the link below to a good Wikipedia article on the Lee Enfield. There are several DIFFERENT .303 Enfield rifles.
21
I bought mine for $228 Canadian
£275 at least
125 USD
125 USD
The Lee Enfield .303 bolt-action rifle
50-160 USD
Lee Enfield 303
The Lee-Enfield .303 Mk.1 and other variants to the SMLE Mk.III.
Bolt action military rifle, most commonly in caliber .303 British.
There were 4 different .303 Enfield rifles made for the military, and others for civilian use. The link below will take you to an article of serial number blocks for different rifles.