X:1
    %%scale 0.8
    T:Let All Mortal Flesh Keep Silence (Duet)
    C:Arranged for NAF duet by Joan Johannes
    C:Liturgy of St. James (5th Century), Adapted by Gerard Moultrie (1864), French melody (17th Century)
    M:2/2
    L:1/4
    K:E
    V:1
    F c A B|c2 c !trill!B|c2 c2|c c =d e|=d2 c !trill!B | !slide!c4|
    w:~||||||
    V:2
    F z F z | A z A z | F z F z | A z A z | A z A z | F4 |
    V:1
    F c A B|c2 c !trill!B|c2 c2|c c =d e|=d2 c !trill!B | !slide!c4|
    w:~||||||
    V:2
    F A F A | A2 A F | (AF) A2 | A A B c | A2 A F | F4 | 
    V:1
    c c f c|B3 A|FAcA|c4| c c f c|B2 cA| F4 |]
    w:~|||||||
    V:2
    A A c A | A A F F | A F A F | c4 | A A c A | A F F A | F4 |]
    W:
  

Arrangement Note: The sheet music lines are presented in pairs, providing what is played by the melody flute and harmony flute. Both flutes must be of the same key. The harmony flute may be an octave lower.