Stop Sign (Fallout: New Vegas)

A stop sign is a world object

Gameplay
An octagonal, red pre-War traffic sign.

Locations

 * Several behind the Yangtze Memorial.
 * Three around Primm, with one being located at the parking lot.
 * One inside Michael Angelo's workshop.
 * One inside the north sewers.
 * One inside the Boulder City ruins.
 * Several can be spotted while traversing the Divide.