000			00342nam a2200133Ia 4500
008			130223s9999 xx 000 0 und d
100			_aEvers, R.A., Page, L.M.
245			_aSome unusual natural areas in Illinois
260			_aUrbana
260			_c1977
440			_aNo. 100; Illinois Natural Hist
901			_pS29605
942			_cB _2udc
999			_c134067 _d134067