Vietnam -- explicit and implicit

I’m looking for any excuse to link to a couple of songs I’ve heard recently which have really blown me away. So, I’ll try this gambit. Steve Goodman’s a cappella rendering of "Penny Evans" is explicitly about the USofA’s war on Vietnam and the effect this war has on one American family. Bob Martin’s “mill town” (from his 1972 Midwest Farm Disaster album) never mentions Vietnam, but I can’t shake the feeling that the war hovers over this song of working class, small town USA life. The Martin mp3 can be found at The Rising Storm, an excellent blog which should be consulted quite often. Here’s the Goodman clip