California State Auto Association Boulevard Stop Sign, c. 1920s
![](https://www.geographicus.com/mm5/cartographers/calstateautoassoc.jpg)
California State Automobile Association (1907 - Present): Geographicus Rare Antique Maps
California Historic Route 66 Association
![](https://hackster.imgix.net/uploads/attachments/511705/acme-single-min_oIEnVKbeiO.png?auto=compress%2Cformat&w=900&h=675&fit=min)
Acme Traffic Signal (Almost 100 Years Old)
![](https://assets.bwbx.io/images/users/iqjWHBFdfxIU/iUmCRKSpMYC4/v1/1200x800.jpg)
The Decline in Police Traffic Stops Is Killing People - Bloomberg
![](https://res.cloudinary.com/mecum/image/upload/v1669823128/auctions/ca22/ca0822-531471/2043310_6.jpg)
AAA Southern California Automobile Club Double-Sided Sign for sale at Monterey 2022 as Z203 - Mecum Auctions
![](https://upload.wikimedia.org/wikipedia/commons/5/54/Expwy_Spdlmt_CHN.jpg)
Speed limit - Wikipedia
![](https://p1.liveauctioneers.com/2740/221262/113971018_1_x.jpg?height=310&quality=70&version=1633566526)
So. Cal. Auto Club Stop Sign
![](https://thumbs.worthpoint.com/zoom/images1/1/0313/11/1920s-aaa-csaa-california-state_1_67cf4d40f7ebcbb72a47081558ea5ae5.jpg)
1920's (AAA, CSAA, California State Automobile Association) Porcelain Road Sign
![](https://upload.wikimedia.org/wikipedia/commons/thumb/d/dd/California_1.svg/800px-California_1.svg.png)
California State Route 1 - Wikipedia
Auto Club road signs, view 1 — Calisphere
![](https://upload.wikimedia.org/wikipedia/commons/thumb/d/d4/American-Automobile-Association-Logo.svg/1200px-American-Automobile-Association-Logo.svg.png)
American Automobile Association - Wikipedia