SoulMusic Records has kept a busy profile in recent months on both sides of the Atlantic. A quartet of the label’s recent U.K. releases spotlight memorable voices from across the R&B spectrum. The one-time “Little Esther,” a.k.a. Esther Mae Jones, a.k.a. Esther Phillips, came to CTI Records’ Kudu imprint in 1971 as a veteran artist. Though she was just shy of 36 years old, she already had 22 years of her career behind her. If Atlantic Records was unsure of the best setting in which to place