"Welcome to the new Myspace!".
myspace.com.
Retrieved 2014-05-12.

"Glenn Alexander Santos - Google".
Profiles.google.com.
Retrieved 2012-08-13.

"Reading Eagle - Google News Archive Search".
news.google.com.
Retrieved 2014-05-12.

"Clipper (December 1914)".
Archive.org.
Retrieved 2013-07-23.

"Haymarket Theatre in Chicago, IL".
Cinema Treasures.
Retrieved 2013-07-23.

https://archive.org/details/IMG20151210034100
Thomas Tryniski (19 October 2011). "
The Billboard, January 10, 1920" (PDF).
New York State Digital Library.
Retrieved 2014-07-06.

"Picasa Web Albums - Glenn Alexander S... - Three X Siste".
Picasaweb.google.com.
2011-12-26.
Retrieved 2012-08-13.

"Picasa Web Albums - Glenn Alexander S... - Three X Siste".
Picasaweb.google.com.
2011-12-26.
Retrieved 2012-08-13.

"The Montreal Gazette - Google News Archive Search".
news.google.com.
Retrieved 2014-05-12.

Micrographone. "
Trumpet Solo 1950s demo by Edward Santos Sr. (
from 1920s Raymond Fagan Orchestra)".
YouTube.
Retrieved 2012-08-13.

Thomas Tryniski (10 July 1925). "
In The End... All You Really Have Is Memories" (PDF).
New York State Digital library.
Retrieved 2014-07-06.

"Picasa Web Albums - Glenn Alexander S... - Three X Siste".
Picasaweb.google.com.
2012-01-13.
Retrieved 2012-08-13.

"Welcome to the new Myspace!".
myspace.com.
Retrieved 2014-05-12.

"Glenn Alexander Santos - Google".
Profiles.google.com.
Retrieved 2012-08-13.

"File:London Palladium week of June 20, 1927.
Hamilton Sisters and Fordyce.
JPG - Wikimedia Commons".
Commons.wikimedia.org.
Retrieved 2013-07-23.

Pictures account for this, as reproduced in Santos, Glenn (1998) In Sweet Harmony: The Three X Sisters, Apple Blossom Publishing, Library of Congress Catalog Card Number: 99-94889.
The photograph session also included British bandleader Bert Ambrose of Ambrose & his Mayfair Orchestra.
Also Richard Rogers and Lorenz Hart, American songwriters.
Various recordings were made on HMV, Columbia, and RCA labels.
Popular American tunes were "Blue Room", "My Heart Stood Still", and "Someone to Watch Over Me".

"Ancestry.com - Redirect".
ancestry.com.
Retrieved 2014-05-12.

SS Leviathan 1913
"Images".
A3.ec-images.myspacecdn.com.
Retrieved 2014-05-12.

"The Pittsburgh Press - Google News Archive Search".
news.google.com.
Retrieved 2014-05-12.

"Three X Sisters at the piano 1933 Photos from Glenn Alexander Santos (Glenn) on Myspace".
Myspace.com.
Retrieved 2012-08-13.

"Stanley Theatre in Philadelphia, PA".
Cinema Treasures.
Retrieved 2012-08-13.

"The Pittsburgh Press - Google News Archive Search".
news.google.com.
Retrieved 2014-05-12.

"The Griffin: volume 01, issue 07 - Jan. 12, 1934 :: The Griffin Student Newspaper".
Canisiusarchives.cdmhost.com.
Retrieved 2012-08-13.

"Coverage in the World's Greatest Market" (PDF).
Broadcasting.
Washington, D. C. 4 (5).
1 March 1933.
Retrieved 2014-07-06.

https://archive.org/download/LumAndAbnerSets1-10/Lum0011933To1-9-35.mp3
Bab-O is now sold by Dollar Tree:  http://dollartree.com/Bab-O-Gel-with-Bleach/p18795/index.pro.
Accessed August 16, 2013.

https://archive.org/details/IMG20151210144937
"THE WESTFIELD LEADER, WEDNESDAY, OCTOBER 26, 1932" (PDF).
24 November 2008.
Retrieved 2014-07-06.

"NBC Radios Three X Sisters Photos from Glenn Alexander Santos (Glenn) on Myspace".
Myspace.com.
Retrieved 2012-08-13.

"Pittsburgh Post-Gazette - Google News Archive Search".
news.google.com.
Retrieved 2014-05-12.

"Sarasota Herald-Tribune - Google News Archive Search".
news.google.com.
Retrieved 2014-05-12.

"Transcription–Recording" (PDF).
Retrieved 2014-07-06.

"Google Profielen".
Plus.google.com.
Retrieved 2013-07-23.

https://archive.org/details/IMG20160320113945558
https://archive.org/details/IMG20160320182851598
"one summer night,vocals hamilton sisters and fordyce".
YouTube.
2010-12-01.
Retrieved 2013-07-23.

"'The Blue Room' Savoy Orpheans (directed by Carroll Gibbons).
1927".
YouTube.
1927-07-01.
Retrieved 2013-07-23.

"Hamilton Sisters & Fordyce (aka,Three X Sisters)".
YouTube.
2010-11-26.
Retrieved 2013-07-23.

"Isham Jones Orchestra,Three X Sisters vocals".
YouTube.
2010-12-13.
Retrieved 2013-07
"Welcome to the new Myspace!". myspace.com. Retrieved 2014-05-12.
"Glenn Alexander Santos - Google". Profiles.google.com. Retrieved 2012-08-13.
"Reading Eagle - Google News Archive Search". news.google.com. Retrieved 2014-05-12.
"Clipper (December 1914)". Archive.org. Retrieved 2013-07-23.
"Haymarket Theatre in Chicago, IL". Cinema Treasures. Retrieved 2013-07-23.
https://archive.org/details/IMG20151210034100
Thomas Tryniski (19 October 2011). "The Billboard, January 10, 1920" (PDF). New York State Digital Library. Retrieved 2014-07-06.
"Picasa Web Albums - Glenn Alexander S... - Three X Siste". Picasaweb.google.com. 2011-12-26. Retrieved 2012-08-13.
"Picasa Web Albums - Glenn Alexander S... - Three X Siste". Picasaweb.google.com. 2011-12-26. Retrieved 2012-08-13.
"The Montreal Gazette - Google News Archive Search". news.google.com. Retrieved 2014-05-12.
Micrographone. "Trumpet Solo 1950s demo by Edward Santos Sr. (from 1920s Raymond Fagan Orchestra)". YouTube. Retrieved 2012-08-13.
Thomas Tryniski (10 July 1925). "In The End... All You Really Have Is Memories" (PDF). New York State Digital library. Retrieved 2014-07-06.
"Picasa Web Albums - Glenn Alexander S... - Three X Siste". Picasaweb.google.com. 2012-01-13. Retrieved 2012-08-13.
"Welcome to the new Myspace!". myspace.com. Retrieved 2014-05-12.
"Glenn Alexander Santos - Google". Profiles.google.com. Retrieved 2012-08-13.
"File:London Palladium week of June 20, 1927. Hamilton Sisters and Fordyce.JPG - Wikimedia Commons". Commons.wikimedia.org. Retrieved 2013-07-23.
Pictures account for this, as reproduced in Santos, Glenn (1998) In Sweet Harmony: The Three X Sisters, Apple Blossom Publishing, Library of Congress Catalog Card Number: 99-94889. The photograph session also included British bandleader Bert Ambrose of Ambrose & his Mayfair Orchestra. Also Richard Rogers and Lorenz Hart, American songwriters. Various recordings were made on HMV, Columbia, and RCA labels. Popular American tunes were "Blue Room", "My Heart Stood Still", and "Someone to Watch Over Me".
"Ancestry.com - Redirect". ancestry.com. Retrieved 2014-05-12.
SS Leviathan 1913
"Images". A3.ec-images.myspacecdn.com. Retrieved 2014-05-12.
"The Pittsburgh Press - Google News Archive Search". news.google.com. Retrieved 2014-05-12.
"Three X Sisters at the piano 1933 Photos from Glenn Alexander Santos (Glenn) on Myspace". Myspace.com. Retrieved 2012-08-13.
"Stanley Theatre in Philadelphia, PA". Cinema Treasures. Retrieved 2012-08-13.
"The Pittsburgh Press - Google News Archive Search". news.google.com. Retrieved 2014-05-12.
"The Griffin: volume 01, issue 07 - Jan. 12, 1934 :: The Griffin Student Newspaper". Canisiusarchives.cdmhost.com. Retrieved 2012-08-13.
"Coverage in the World's Greatest Market" (PDF). Broadcasting. Washington, D. C. 4 (5). 1 March 1933. Retrieved 2014-07-06.
https://archive.org/download/LumAndAbnerSets1-10/Lum0011933To1-9-35.mp3
Bab-O is now sold by Dollar Tree:  http://dollartree.com/Bab-O-Gel-with-Bleach/p18795/index.pro. Accessed August 16, 2013.
https://archive.org/details/IMG20151210144937
"THE WESTFIELD LEADER, WEDNESDAY, OCTOBER 26, 1932" (PDF). 24 November 2008. Retrieved 2014-07-06.
"NBC Radios Three X Sisters Photos from Glenn Alexander Santos (Glenn) on Myspace". Myspace.com. Retrieved 2012-08-13.
"Pittsburgh Post-Gazette - Google News Archive Search". news.google.com. Retrieved 2014-05-12.
"Sarasota Herald-Tribune - Google News Archive Search". news.google.com. Retrieved 2014-05-12.
"Transcription–Recording" (PDF). Retrieved 2014-07-06.
"Google Profielen". Plus.google.com. Retrieved 2013-07-23.
https://archive.org/details/IMG20160320113945558
https://archive.org/details/IMG20160320182851598
"one summer night,vocals hamilton sisters and fordyce". YouTube. 2010-12-01. Retrieved 2013-07-23.
"'The Blue Room' Savoy Orpheans (directed by Carroll Gibbons). 1927". YouTube. 1927-07-01. Retrieved 2013-07-23.
"Hamilton Sisters & Fordyce (aka,Three X Sisters)". YouTube. 2010-11-26. Retrieved 2013-07-23.
"Isham Jones Orchestra,Three X Sisters vocals". YouTube. 2010-12-13. Retrieved 2013-07
Three X Sisters