Marc Shur maintains Sign Language, an impressive set of vintage signage photographs (as well as their locations) on Flickr—definitely a great inspirational resource.
Marc Shur: Sign Language
Courtney
Courtney is the founder of Design Work Life and Seamless Creative, a small design studio she runs with her husband Brian. She now splits her time between developing brand identities for small businesses and soaking up (and passing along) as much inspiration as she possibly can.