JULY, 1902. 
LAWSOX — FOREST BEDS OF THE LOWER FOX. 
173 
not be the correct ones. The bed has never been explored by 
geologists, and much yet remains to be done in the way of deter- 
minmg its extent in the state and the conditions under which it 
was formed. The forest seems to have extended considerably be- 
yond the region above described, as particles of buried wood have 
been brought up by well-diggers from great depths, and escaping 
gas detected at various localities near the eastern boundary of the 
state as far south as the southern portion of ^Milwaukee County. 
