"Ruby, My Dear" is one of Thelonious Monk's most beautiful ballad compositions, and this 1957 recording from the album Thelonious Monk with John Coltrane captures two singular musical voices interpreting its bittersweet melody. John Coltrane takes the first solo with a full chorus through the 32-bar AABA form, his tenor saxophone weaving through Monk's angular harmonies with a searching intensity that reflects his immersion in the pianist's challenging musical world. Coltrane's approach is notably different from his work with Miles Davis, as he navigates Monk's characteristic harmonic leaps and dissonances with growing confidence. Monk follows with a half-chorus that is quintessentially his own, each note placed with deliberate, almost sculptural precision, the silences between phrases as meaningful as the notes themselves. The pairing of these two giants was facilitated by sessions at the Five Spot Cafe in New York, where their regular engagement in 1957 became one of the most celebrated residencies in jazz history. This studio recording captures the essence of their musical partnership: Coltrane's restless exploration balanced against Monk's architectural certainty. Wilbur Ware provides sympathetic bass accompaniment throughout, and the performance stands as one of the definitive versions of this Monk classic.