Old U.S. 99 symbol from 1960s revealed when part of 5 Freeway falls - Los Angeles Times
U.S. Route 99 - Wikipedia
End of US highway 99 - US Ends .com
Historic Highway 99 Association of California - Routing of US 99 in California
California State Route 99 - Wikipedia
A Pictorial History of Highway 99: The Scenic Route—Redding, California to Portland, Oregon: Steele, Carole MacRobert: 9781643884363: Amazon.com: Books
End of US highway 99 - US Ends .com
End of US highway 99 - US Ends .com
Us Route 99 Sign Black White Stock Vector (Royalty Free) 1062238829 | Shutterstock
U.S. Route 99 in California - Wikipedia
Motorbike Route 99
Maryland Route 99 Investigation – Go Howard
California Highways (www.cahighways.org): Route 99
ROUTE 99 E-Nursery
California State Route 99/Old US Route 99 Freeway Part 2; US Route 50/California State Route 51 south to California State Route 145
Signs recall days when old Highway 99 was a busy route