30
/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
76333
7005
2
Public Timelines
FAQ
Menu
Public Timelines
FAQ
For education
For educational institutions
For teachers
For students
Open cabinet
Create
Close
Create a timeline
Public timelines
Library
FAQ
jan 1, 1923 - Uniform Signs
Description:
Engineers around the U.S. adopt road signs based on shapes.
Added to timeline:
Highways
By
scottie
1 Oct 2017
0
0
469
Date:
jan 1, 1923
Now
~ 101 years ago
About & Feedback
Terms
Privacy
Library
2024
©
Time.Graphics
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
Excellent (Trustpilot Reviews)
Based on 115+ reviews
Write your own review on
Trustpilot.com