[1] See E. G. Graff, Deutsche Interlinearversionen der Psalmen (from a 12th-cent. Windberg MS. at Munich), p. 384, Ps. lxxx. 2. "nemet den Sulmen unde gebet den Suegdbalch."
[2] These harmonics may be obtained by good performers by what is known as "pinching" or only partially covering the B and C holes and increasing the wind pressure.
[3] The notes marked with asterisks are approximately a quarter of a tone sharp.
[4] "Complete Tutor for attaining a thorough knowledge of the pipe music," prefixed to A Collection of the Ancient Martial Music of Caledonia called Piobaireachd, as performed on the Great Highland Bag-pipe, Edinburgh, c. 1805.
[5] Paper on "The Musical Scales of Various Nations," by Alex. J. Ellis, F.R.S., Jrnl. Soc. Arts, 1885, vol. xxxiii. p. 499.
[6] Tutor for the Highland Bag-pipe, by David Glen (Edinburgh, 1899).
[7] Tutor for the Highland Bag-pipe, by Angus Mackay (Edinburgh, 1839).
[8] A Collection of Ancient Piobaireachd or Highland Pipe Music by Angus Mackay (Edinburgh, 1839), p. 128.
[9] A Collection of Piobaireachd or Pipe Tunes as verbally taught by the McCrummen Pipers on the Isle of Skye to their apprentices, as taken from John McCrummen (or Crimmon) by Niel MacLeod of Gesto, Skye (Edinburgh, 1880).
[10] Albyn's Anthology, vol. i. p. 90.