100年前的今天

[1921年5月18日]一项协助司机在夜间发出转弯信号的发明。
[May 18, 1921] An invention that assists drivers in signaling turns at night.
from /r/100yearsago
100年前的今天reddit
logo
See what's buzzing on /r/100yearsago in your native language on 100.buzzing.cc