4 ms·
The lighted crossing indicator was invented in 1934, before the zebra crossing (1949) https://en.wikipedia.org/wiki/Belisha_beacon https://en.wikipedia.org/wiki
by justincormack 14y ago
The lighted crossing indicator was invented in 1934, before the zebra crossing (1949) https://en.wikipedia.org/wiki/Belisha_beacon https://en.wikipedia.org/wiki/Belisha_beacon