Flute 4'

 12flutefull

 13stopdiapason

 14dadpollyinspecting

 15grahaminspecting

 16workshop

 20actiontremulant

 21annetteconstructing

 22couplers

 23frame

 24peterannette

 25peterconstructing

 26piperacks

 27reservoir

 28rollerboard

 29rollerboard

 30soundboard

 31actionadjust

 32petertuning

 33tuning

 34voicing

 35peterplaying

 36peterplayed

 37painted

 38doubleexposure

 39doubleexposure