TitleWisconsin's Changing Forests
SeriesWisconsin Natural Resources, V.7 #4 Jul-Aug 1983 p.50.
URL (full text)http://dnr.wi.gov/wnrmag/search/
Excellent summary of Wisconsin forest history. "This forest was never static or predictable but loggers compressed 1,000 years of natural catastrophies into a 100 year time span."