North by East: Sign of the Times
A short piece about the Time and Temperature building sign, which arrived in 1964 and since become an iconic feature of Portland's downtown. With a brief explanation of the sign works, and the threats to its existence over the years.
Signs and signboards, Electric signs
Smith, Peter Andrey, "North by East: Sign of the Times" (2020). Maine News Index - Down East Magazine. 5383.