Unaware of sn data published
Many books have been written on the Lee-Enfield. Good luck.
It will be marked on the weapon itself as to who made it.
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.
21
Seerial numbers are not unique to only one rifle. The year of manufacture is frequently stamped on the metal band at the wrist, or the left side of the receiver, depending on which MODEL Lee Enfield you have.
$50-400 depending on condition and Mark.
Can't be answered without a DETAILED descirption of ALL markings and the serial number
It should have a date on the right side of the vertical part of the receiver, right behind the bolt handle. It will have date, serial number, and factory mark. One of mine is 1916 (serial number) BsA (Birmingham Small Arms Company).
THE W MEANS IT WAS MADE BY WINCHESTER, MAYBE A MODEL 1914 303 BRITISH RIFLE, THE MODEL WAS THE YEAR THEY STARTED TO MAKE THEM,VALUE $200 MAX
1678
The rifle had the serial number C 2766.
Would need to see the markings in order to determine this. You're free to send photos to the email address listed on my bio page if you should so wish.