Mike its down to 4 n numbers near there. 3572n, 42724, 3371n, 3593k that i can come up with. this august turner that i give you sounds good to me for some info. phone # again 507-831-1470. The fellow i bought my farm from up here in north dakota lives in good thunder, minn. Ive been through butterfield and im sure i will be there again someday.