turned Bakersfield, California into the epicenter of hip country music in the mid-'60s. All it took was a remarkable streak of number one singles that steam rolled right through Nashville with their electrified twang, forever changing the notion of what constituted country music and codifying the Bakersfield sound as hard-driving rhythms, trebly Telecasters, and lean arrangements suited for honky tonks, beer joints, and jukeboxes all across America. Half-a-century later, these remain sonic signifiers of Bakersfield, so the term no longer conveys a specific sound, place, and era, a situation the weighty box intends to rectify. The subtitle of the ten-CD set indicates the intent of , author of the box's weighty hardcover book and the compilation's co-producer: He aims to document a particular period of the past, one that still echoes in the present but is best appreciated as a moment in time. isn't designed as a snapshot of a scene but rather a full immersion. Many of the biggest singles from and , the two titans of Bakersfield Country, are side-stepped in favor of deep cuts, demos, and live cuts, selections that help give familiar tunes a fresh kick; when surrounded by music from fellow travelers, including many names that are fairly obscure, they regain their original vitality. Context is the reason why seems so alive as a listening experience, the other is pacing. Sequenced chronologically -- the great exception is the tenth disc, which rounds up a bunch of rougher broadcast and live tapes, along with other working variations -- provides an excellent prehistory to 's Big Bang of the '60s, setting the scene with a clutch of migrant worker field recordings from the early '40s before settling into a bunch of western swing and country boogie. Between the wild rhythms of and the jumping blues of lie the seeds of not only , but all their peers and predecessors, including . As the discs roll on, the aforementioned artists are a constant presence, but so is the king of truck driving country , along with such local draws as , each adapting to the subtly shifting sounds of the time. By the middle of disc four, hits its stride, alternating between these foundational figures and obscure names who nevertheless cut a few 45s that sound as sweet as anything else on the box: 's "Gentle on My Mind," "Make It Rain," and 's galloping "Mr. Conscience" are proof of that. By the second half, it becomes quite clear that the sound of Bakersfield wasn't confined to its city limits, nor was it strictly about the train-track rhythms and hot-shot picking of . It was an expansive, imaginative American music, building upon country traditions by relying on new technology and singing about modern concerns. Within his book, traces the origins of the place, the artists, and the tracks, all of which are welcome, but the highest testament to is that as a collection of songs, it plays like the jukebox of any country music fan's dreams. ~ Stephen Thomas Erlewine