Didn't do it myself; went back and forth about it, and ultimately decided that it was too much sq. footage for me to do alone or with occasional help. So I went with a reputable local place that had good word of mouth.
Here's the front room before...
http://members.cox.net/viss1/Pix/FrontRoomBefore1.jpg
And after (still need new blinds and a new fan)...
http://members.cox.net/viss1/FrontRoomAfter.jpg
Bedroom before...
http://members.cox.net/viss1/Pix/Bedroom.jpg
And after...
http://members.cox.net/viss1/Pix/BedroomAfter.jpg
Office before...
http://members.cox.net/viss1/Pix/Office.jpg
And after...
http://members.cox.net/viss1/Pix/OfficeAfter.jpg
Hallway before
http://members.cox.net/viss1/Pix/HallwayBefore.jpg
And after...
http://members.cox.net/viss1/Pix/HallwayDuring.jpg
There are some nailheads here and there... floor thickness must have been borderline, which is a surprise, since the house doesn't seem to have seen much renovation in the past 50 years.
Definitely the best $ I've pent on the place so far.