FLORIDA GEOLOGICAL SURVEY. 
THIRD ANNUAL REPORT. PL. 10. 
Fig. i.—Exposure of hardpan along Black Bluff on Clarks Creek, eight 
miles from Fernandina- 
Fig. 2.— Artesian well used for power belonging to H. T. Bowden, Mel¬ 
bourne, Brevard County. The water from the artesian well affords 
power by which water is pumped from a near-by shallow well. 
