City. 
INEM MCI 35650 oc 
SGSCOMS cocoon cas 
Philadelphia ..... 
Nashyille -........ 
PAULAINGA) 21s oevcieis aid & 
Milwaukee ....... 
C@MEMO.% 2 is cae 
DESETOUG S73. << «= 
ID cece icine 
65, 
Percentage of 
Death-rate. Wooden Pavements. 
Amid Bits ot hich CIO eee 25.19 0 
9:10 ora Rate. 0b a aes Sine ea ee 23.00 0 
J ase hel io Gore oD aCe 19.74 0 
ain. OBS GU reS Solo Gaia ieNeRT IR eIr 23.70 0 
eyetetete ne Recs poEse oie eetereiecs ook. LOOM 0 
ot cane Gore on ee 16.90 48 
5 HA Stip sco 1, enc ne eae Ro erage 17.48 80 
dna opicnniees aoc nino ae 14.70 91 
SSE Canad Toma occ earn 99.17 vd 
If there were not so many other conditions this might be convincing 
in favor of wood block. 
All these data were collected about 1890. 
lane, Ue 
The two latest books on pavements (1893 and 1894) contain nothing 
better. As far as technical journals are concerned, the matter seems to 
be considered satisfactorily settled by such arguments as the preceding; 
no further investigations along these lines seem to have been made. 
5—Science. 
