I have two. $50 dollars each, purchased some years ago. One, I left in cosmoline and have not touched it. The other one I shoot from time to time, keep it nice and shiny, and re-finished the stock. Red tinted shellac, applied with an old sock. Serious. Just like in Russia during WW2.
http://www.ar15.com/forums/t_1_5/1986366_Bubba-wants-to-trade-his-custom-Mosin-Nagant.html
Misc Mosin Material:
https://www.youtube.com/watch?v=3PQUDmINoPM
http://www.russian-mosin-nagant.com/
https://www.youtube.com/watch?v=0eqG5GJRies
http://www.thetruthaboutguns.com/2010/09/chris-dumm/gun-review-mosin-nagant/
http://www.thetruthaboutguns.com/2014/03/jeremy-s/project-build-ultimate-mosin-nagant/