266 
FLORIDA GEOLOGICAL SURVEY-15TH ANNUAL REPORT 
u 
Umbrella stands, 106 
United States Bureau of Standards, 138, 
174, 191, 196, 205, 207, 211 
United States Geological Survey, 14, 63 
Urns, 243 
Utica Brick & Tile Co., 197 
Uses of Florida kaolin, 232 
V 
Vanadium, 86 
Vases, 15, 243, 244, 245 
Vaughan, T. W., 28, 29, 34, 260 
Veatch, J. Otto, 28, 29, 76, 84 
Vernadsky, W., 77 
Vitrified brick, 106 
Vivianite, 77 
Volusia County, 28, 29, 32, 41, 208-211 
W 
Wad clay, 106, 244 
Wakulla County, 211 
Walton County, 211-213, 217, 241 
Washington County, 214-215 
Washington, H. S., 80 
Wash tubs, 106 
Water in clay, 84 
Watkins, J. H., 221, 222, 224, 260 
Weathering, 65 
Wedgewood, Josiah, 138, 242, 259 
Wheeler, H. A., 64, 69 
Whitney Brick Co., 176 
Williams, I. A., 69 
Williams, John Lee, 13.8, 140, 242, 260 
Williams, W. W., 179, 180 
Wood, C. Lindley, diatomite, 16 
Worthington, J. E., 63 
