Betty Willis, designer of the Las Vegas welcome sign, dies at 91
Betty Willis the woman who created the iconic Las Vegas sign
Betty Willis, artist behind 'fabulous Las Vegas' sign, dies at 91
Classic Las Vegas History Blog - Blog
Viva Las Vegas (and women who design)!
Betty Willis, designer of iconic Las Vegas sign, dies - Chicago
Welcome to Fabulous Las Vegas' sign turns 60 — VIDEO
On this Date: April 20, 2015 Neon Sign Designer Betty Willis
Betty Willis, Designer of the Las Vegas Sign, Dies at 91
The Neon Museum Las Vegas The history of Las Vegas through neon
Betty Willis Welcome to Fabulous Las Vegas Designer Dies
Welcome to Fabulous Las Vegas sign, The Landmark Wiki