Just seven inches across, with a one-and-a-half-inch hole in the middle, the new record played at 45 revolutions per minute, with greater fidelity and clarity than the old 78 rpm record.

weirdest picture sleeves for 45s—the real payoff comes in getting into the actual music on these records. Easier said than done. The first 500 copies come with a reissue of Hector’s 45 ...