Polar opposites. San Diego Post Office. 815 E Street. No, I did not put them in order, except the eagle. If you embiggen the last one, you can see what order they are supposed to be in. The saying above them all: Through science and the toil of patient men the nation’s thought traverses land and air and sea. Sounds like something Jebediah Springfield would say. Photos taken 04/19/2015. See the entire San Diego set up on my flickr: http://bit.ly/1FliLCi