170 
INDEX. 
Tagc. 
Tie, lack of, results of, views show- 
ing Pis. XVI, XIX 
value of, view showing PI. XVII 
Tiles, terra-cotta, behavior of, in 
floors, partitions, etc_ passim 
35-48, 73-95, 101- 
102, 105, 130 
behavior of, views showing- Pis. XLV, 
XLIX, L 
fireproofing by passim 
32-37, 46-54, 70-05, 
119-120, 148, 156 
failure of, consequences of, 
views showing Pis. XXVI. 
XXVII. XL, XLII, XLV 
quality of, on Pacific coast 52 
use of, in San Francisco- 120-121, 148 
varieties of 148 
Tomales Bay, mud bottom of, grav- 
ity waves in 13 
mud bottom of, shifting of 8 
views of Pis. VII, VIII 
Trees, splitting of 20, 133 
splitting of, view showing PI. II 
Trim, loss on 52-53, 127, 154 
Tunnels, railroad, damage to 20, 62 
U. 
Union Ferry Building, damage to 28-29 
105-107, 135 
damage to. views showing- Pis. XLVI, 
XL VI I 
Union Savings Bank, damage to 136, 145 
Union Trust Co.'s building, damage 
to 47-48,108 
view of Pi. L 
University Mound reservoir, conduit 
to and mains from, 
damage to 18 
V. 
Valencia street power station, dam- 
age to, view showing- PI. LIII 
Vandervoort Brothers' building, de- 
struction of 24 
view of PL XIX 
Vaults, failure of 53, 69-71,124 
failure of, views showing Pis. XXIX, 
LII 
survival of, view showing PI. LII 
Vibrations, character of 10-12 
direction of 17 
propagation of, velocity of 17 
Page. 
Volcanic action, earthquakes duo 
to 2,15-16 
Volkman building, damage to 48 
W. 
Walker. M. L., information from 124 
Water, effect of earthquake on 9 
individual supply of 54-55. 
122, 128, 154 
ease of obtaining, in San 
Francisco 122 
Water-supply systems, character of_ 17-18, 
19-20, 21, 139 
damage to 18-21, 117 
prevention of 19-20, 
55, 56, 117-118, 153 
reasons for 19 
Water tower, damage to 116 
Waves. See Earthquakes. 
Wellington, G. J., report of, on 
fire 140-141 
Wells-Fargo Building, damage to 48 
views of Pis. XLIX, LII 
Whittell Building, lessons from 152 
Wind, production of, by fire 137 
Wind bracing, earthquake shocks 
taken up by 144 
Wing, C. B., and Marx, C. D., report 
of 63,114-116 
Wire glass, behavior of 80, 123, 154. 158 
behavior of, view showing-- PL XLIX 
Wire lath and plaster, fireproofing 
by_ 38, 41, 48, 94, 119, 148-149 
fireproofing by, failure of, view 
showing PL XXXVI 
partitions of 42,46,48,94 
Wooden buildings, effects of earth- 
quake on 21, 
57, 60, 110, 135, 151 
essentials in 59, 111 
ruins of, views of PL XIV, LIII 
Woodwork, loss on 52 
Woodwork, metal-covered, behavior 
of 40,53,154,156 
Wrights, house near, splitting of 20 
house near, splitting of, view 
showing PL X 
tunnel near, damage to 20 
Young Building. See ^Etna Building. 
