Musical Symbols Bar Line Symbols Staff Bar Lines Treble Clef Bass Clef Time Signature fa note fa note sol note sol note sol note sol note la white note la white note la black note stem up la black note la black note la black note la black note stem up mi note tie tie RESTORATION. 8, 7. Mercy, O thou Son of Da - vid ! Thus blind Barti - meus pray'd: Others by thy grace are saved, O vouchsafe to me thine aid. 1 2 1 2 1 2