USGS Spring Mega Sale on Maps Thru 6/4/12
I just happened upon this.
"Now thru June 4th! - Save up to 87%-off select titles. Over 60,000 USGS items deeply-discounted to just $1..." http://store.usgs.gov/b2c_usgs/usgs/zInvReductionSearchStart.do
“Joe” Fred Turner
Southern Appalachian Stream Maps