[1] Stravinsky, Igor and Robert Craft. Dialogues and a Diary. Doubleday & Company, 1963. (79).

[2] Lin, Jenny. “Café Concert: Jenny Lin, Pianist.” Interview by Jeff Spurgeon. Online abstract by Brian Wise. WXQR Features, New York Public Radio. 26 Feb. 2014. www.wqxr.org/story/cafe-concert-jenny-lin

[3] Levonee, Arsen. Igor Stravinsky – Google Arts & Culture. Museum of Fine Arts in Peredelkino. 2017. artsandculture.google.com/story/igor-stravinsky-art-museum-peredelkino/4QUBdN0_j4yQjA.

[4] Pingstone, Adrian R. The organ console at St. Mary's Redcliffe church, Bristol, England. The Harrison & Harrison (1912), restored 1990. 2 April 2005. wikipedia.org/wiki/Organ_console#/media/File:Pipe.organ.console.arp.jpg

[5] Bédos de Celles de Salelles, François Lamathe. L’art du facteur d’orgues. Dom Bédos, Paris, 1766. Tome 1, Figure 51.

[6] Stone, William Henry. Elementary Lessons on Sound, MacMillan & Co., London, 1879.  Fig. 56, (165). books.google.com/books?id=q2APAAAAYAAJ&pg=PA165

[7] A portative organ built in Germany in 1979. wikipedia.org/wiki/File:Portative.jpg

[8] Meister des Bartholomäus-Altars. Portativ from Kreuz-Altar depicting St. Cecilia. c. 1490-1495. Köln, Wallraf-Richartz-Museum, Inv.-Nr. WRM 180. wikipedia.org/wiki/File:Portativ.png

[9] Rimbault, Edward F. “An Historical Account of The Organ.” The Organ: Its History and Construction. Robert Cocks & Company, London, 1877. (35).

[10] Image copied from the Theatrum Instrumentorum, Michael Praetorius, Wolfenbüttel, 1620. The Organ: Its History and Construction by Hopkins, Edward J., Robert Cocks & Company, London, 1877. (35).

[11] Emmerich, Michael. Right Drawknobs. 2016. Pipe organ by J.G. Pfeffer and Son, 1903. Housed in Saints Peter & Paul R.C., Seneca, KS 466538 USA. NPO Database, Organ Historical Society. Organ ID: 1009. pipeorgandatabase.org/organ/1009

[12] Hopkins, Edward J. “The Organ: A Comprehensive Treatise.” The Organ: Its History and Construction. Robert Cocks & Company, London, 1877. Fig. 73, (67-68).

[13] ‘Brindley and Foster.’ The New Monthly Magazine, 122 (February 1883), 261-67 (261).

[14] O’Gorman, Francis. Endless Breath? The Pipe Organ and Immortality. 2021. In: Fuller, D., Saunders, C., Macnaughton, J. (eds) The Life of Breath in Literature, Culture and Medicine. Palgrave Studies in Literature, Science and Medicine. Palgrave Macmillan, Cham. 305-324. (305). https://rdcu.be/djk58

[15] O’Gorman 307.

[16] Didacus Valades. “Drawing of the Great Chain of Being.” Rhetorica Christiana. 1579. Public Domain. wikipedia.org/wiki/Great_chain_of_being#/media/File:Great_Chain_of_Being_2.png

[17] O’Gorman 309.

[18] O’Gorman 316.

[19] O’Gorman 317.

[20] O’Gorman 306.