Brad
I would tend to agree with the white pine assesment, based on the pictures. We see alot of that up here in WI. Although we do see yellow pine sometimes. One way to know for sure is to send a sample to the Forest Products Lab in Madison, WI. They will identify up to 5 samples a year for free.
http://www2.fpl.fs.fed.us/WoodID/idfact.html