B♭ (musical note) - Wikipedia

Musical Scale Modes

Solved Here is a list of musical notes, written with flats

abc:standard:v2.1 [abc wiki]

List of musical symbols - Wikipedia

Raven Pipe Organ CDs, DVDs, and Choral CDs - The Melodious Birde: Keyboard Music by William Byrd
Colin Booth, 2 virginals 1 harpsichord - [SBDC217]

GitHub - LukeDowell/flash-chords: Flash Chords is a MIDI-input-enabled practice app for the piano that is designed to make technical exercises more fun!

Musical Scale Modes

Jackie McLean: Bluesnik (1961) Blue Note (updated)

List of musical symbols - Wikipedia

Recorders Book 2 B

Musical notation - Wikipedia

U+266D MUSIC FLAT SIGN: ♭ – Unicode – Codepoints

Musical notation - Wikipedia

Pitch (music) - Wikipedia

B