DELTA SPIRIT History From Below [Rounder] There are lots of great indie-rock acts out there, but do you want some morose shoegazers playing your July 4 picnic? Better to hire the Delta Spirit, a San Diego quintet that delivers its smart, contemplative Americana with a dash of self-awareness and an occasional smile. The band cut History From Below, its sophomore album, at the California studio favored by Tom Waits, a choice that hardly seems coincidental....