FLORIDA GEOLOGICAL SURVEY. 
SECOND ANNUAL REPORT. PL. II. 
Fig. 1 .— sink hole: containing pond, ten miles southwest of 
VERNON, WASHINGTON COUNTY, FLORIDA. TYPE OF TOPOG- 
GRAPHY OF THE VICKSBURG GROUP. 
Fig. 2,—“FALLING WATER,” FIVE MILES SOUTH OF CHIPLEY, FLA. THE 
SMALL STREAM FALLS INTO A SINK ABOUT SEVENTY FEET DEEP. 
