In 1928, 24,750,000 registered automobiles traversing 588,000 mi. of surfaced highways and 2,500,000 mi. of other streets and roads passed and repassed over 236,283 railroad crossings; there occurred 5800 results in 2568 fatalities and 6667 injuries; this is slight increase over previous year.
Let's wait!
Nat. Safety News
National Safety News ; 19 , n 5
1929
4 Figs.
Aufsatz (Zeitschrift)
Englisch
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