Although this isn’t the ‘typical’ fading ad, it is something you might be interested in…. The age of the sign was what I found interesting. This sign is on a brick building in a large, electrical substation in NE Portland, OR – Fred King
The utility was founded in 1888 by Parker F. Morey and Edward L. Eastham as Willamette Falls Electric Company. On June 3, 1889 it sent power generated by one of four brush arc light dynamos at Willamette Falls over a 14-mile electric power transmission line to Portland, the first US power plant to do so. – Wikipedia
PGE also purchased the 1891 Union Power Company in 1905, the 1889 Albina Light & Water Company in 1892, and the 1892 Vancouver Electric Light & Power Company in 1906.PGE, Portland Railway Company, and Oregon Water Power & Railway Company merged in 1906, becoming the Portland Railway, Light and Power Company (PRL&P) – Wikipedia