     ctx.fillText "#{chord.name} Chords", diagram_gutter / 2, header_height / 2
 
     for ix in [0...12]
-      pitch_number = (ix * 5 + 7) % 12
+      pitch_number = (ix * 5 + 3) % 12
       root_fingering = pitch_fingers[pitch_number]
       chord_name = "#{NoteNames[pitch_number]}#{chord.abbr}"
       cell ->


  pitch_fingers = []
  finger_positions_each (fingering) ->
    pitch_number = (fingering_note_number(fingering) - 44 + 120) % 12
    pitch_fingers[pitch_number] = fingering

  colors = ['red', 'blue', 'green', 'orange']

      ctx.restore()
      i += 1

book = (filename, options, draw_book) ->
  draw_book = options if typeof options == 'function'
  pdf = true
  mode = 'draw'
  page_limit = options.pages
  page_count = 0
  draw_book (draw_page) ->
    return if page_limit and page_limit <= page_count
    page_count += 1
    draw_page()
    ctx.addPage()
  fs.writeFile BuildDirectory + filename + ".pdf", canvas.toBuffer()
