Isata Kanneh-Mason’s fourth solo album on Decca presents music by both Fanny and Felix Mendelssohn. Most is for solo piano including arrangements of selections from Felix’s Midsummer Night’s Dream, and a pair of Songs without Words; and, new to the library, Fanny’s four movement Easter Sonata. The centerpiece work is Felix’s glittering Piano Concerto No. 1 performed with the London …