You have a US rifle of 1917. One of the strongest bolt actions rifle ever made.
In 30-06 it's magazine will hold 6 rounds. They are well known for accuracy and durability. These rifles are commonly re-chambered for magnum rounds.
Yours, being modified has little collector value but great value as a shooter.
One suggestion is to get yourself a spare ejector. The ejector springs are easily broken. ( http://www.sarcoinc.com/enfield1917-p14.html
These rifles are commonly re-chambered for magnum rounds and sporterized, or at least they were 50 years ago. You have a fine strong rifle and you did not pay too much.