this is a sign
park ave white signboard
two signboards on gray pole
gray and white signboard
The sign is black and white.
The sign is dirty.
street signs on a pole
signs on a pole
street signs on a metal pole
signs on a metal pole
a pole with street signs
a metal pole with street signs
a silver pole with signs
a silver metal pole 
a silver metal pole with signs
a street sign and another white sign on a pole