KTAR Timeline for December 9th
Arizona's Morning News
English - December 09, 2021 15:18 - 1 minute - 615 KB - ★★★★ - 17 ratingsNews Homepage Download Apple Podcasts Google Podcasts Overcast Castro Pocket Casts RSS feed
Previous Episode: MCSO Sheriff Paul Penzone
On December 9th in 1868, the very first traffic light was installed in London and was a manually operated gas lit signal.
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On December 9th in 1868, the very first traffic light was installed in London and was a manually operated gas lit signal.
See omnystudio.com/listener for privacy information.