Bisbee is located roughly 10 miles from the Mexican border, but a stroll through its colorful architecture and storied downtown proves the city is influenced by much more than governmental transitions. On his latest album “Liminal,” musician Keith Allen Dennis traces the transitional nature of Bisbee’s history, culture, spirituality—and yes, geography—in a musical style he calls “mystic blues.” The musical style, with influence from folk and psychedelia, stems from a lyrical emphasis on the metaphysical, periods of “creative illness” and a healthy dose of experimentation...