- [S19401] "John Spencer-Churchill, 7th Duke of Marlborough", Wikipedia https://en.wikipedia.org/wiki/John_Spencer-Churchill,_7th_Duke_of_Marlborough. Hereinafter cited as "John Spencer-Churchill, 7th Duke of Marlborough".
- [S19402] "Frances Anne Spencer-Churchill, Duchess of Marlborough", Wikipedia https://en.wikipedia.org/wiki/Frances_Anne_Spencer-Churchill,_Duchess_of_Marlborough. Hereinafter cited as "Frances Anne Spencer-Churchill, Duchess of Marlborough".
- [S19403] "Edward Marjoribanks, 2nd Baron Tweedmouth", Wikipedia https://en.wikipedia.org/wiki/Edward_Marjoribanks,_2nd_Baron_Tweedmouth. Hereinafter cited as "Edward Marjoribanks, 2nd Baron Tweedmouth".
- [S19404] "Sarah Wilson (war correspondent)", Wikipedia https://en.wikipedia.org/wiki/Sarah_Wilson_(war_correspondent). Hereinafter cited as "Sarah Wilson (war correspondent)".
- [S19405] "Anne Innes-Ker, Duchess of Roxburghe", Wikipedia https://en.wikipedia.org/wiki/Anne_Innes-Ker,_Duchess_of_Roxburghe. Hereinafter cited as "Anne Innes-Ker, Duchess of Roxburghe".
- [S19406] "Henry Innes-Ker, 8th Duke of Roxburghe", Wikipedia https://en.wikipedia.org/wiki/Henry_Innes-Ker,_8th_Duke_of_Roxburghe. Hereinafter cited as "Henry Innes-Ker, 8th Duke of Roxburghe".
- [S19407] Charles J. Burnett and Leslie Hodgson, Stall Plates of the Most Ancient and Most Noble Order of the Thistle in the Chapel of the Order within St Giles' Cathedral (Edinburgh, Scotland: The Heraldry Society of Scotland, 2001). Hereinafter cited as Thistle Stall Plates.
- [S19408] "Mary Goelet", Wikipedia https://en.wikipedia.org/wiki/Mary_Goelet. Hereinafter cited as "Mary Goelet".
- [S19409] "James Innes-Ker, 7th Duke of Roxburghe", Wikipedia https://en.wikipedia.org/wiki/James_Innes-Ker,_7th_Duke_of_Roxburghe. Hereinafter cited as "James Innes-Ker, 7th Duke of Roxburghe".
- [S19410] "James Innes-Ker, 7th Duke of Roxburghe", Wikipedia https://en.wikipedia.org/wiki/James_Innes-Ker,_7th_Duke_of_Roxburghe. Hereinafter cited as "James Innes-Ker, 7th Duke of Roxburghe".
- [S19411] "James Innes-Ker, 6th Duke of Roxburghe", Wikipedia https://en.wikipedia.org/wiki/James_Innes-Ker,_6th_Duke_of_Roxburghe. Hereinafter cited as "James Innes-Ker, 6th Duke of Roxburghe".
- [S19412] "George Spencer-Churchill, 8th Duke of Marlborough", Wikipedia https://en.wikipedia.org/wiki/George_Spencer-Churchill,_8th_Duke_of_Marlborough. Hereinafter cited as "George Spencer-Churchill, 8th Duke of Marlborough".
- [S19413] "Albertha Spencer-Churchill, Duchess of Marlborough", Wikipedia https://en.wikipedia.org/wiki/Albertha_Spencer-Churchill,_Duchess_of_Marlborough. Hereinafter cited as "Albertha Spencer-Churchill, Duchess of Marlborough".
- [S19414] "Lady Norah Bradley-Birt", Wikipedia https://en.wikipedia.org/wiki/Lady_Norah_Bradley-Birt. Hereinafter cited as "Lady Norah Bradley-Birt".
- [S19415] "Francis Bradley Bradley-Birt", Wikipedia https://en.wikipedia.org/wiki/Francis_Bradley_Bradley-Birt. Hereinafter cited as "Francis Bradley Bradley-Birt".
- [S19416] "Charles Spencer-Churchill, 9th Duke of Marlborough", Wikipedia https://en.wikipedia.org/wiki/Charles_Spencer-Churchill,_9th_Duke_of_Marlborough. Hereinafter cited as "Charles Spencer-Churchill, 9th Duke of Marlborough".
- [S19417] "Consuelo Vanderbilt", Wikipedia https://en.wikipedia.org/wiki/Consuelo_Vanderbilt. Hereinafter cited as "Consuelo Vanderbilt".
- [S19418] "John Spencer-Churchill, 10th Duke of Marlborough", Wikipedia https://en.wikipedia.org/wiki/John_Spencer-Churchill,_10th_Duke_of_Marlborough. Hereinafter cited as "John Spencer-Churchill, 10th Duke of Marlborough".
- [S19419] "John Spencer-Churchill, 11th Duke of Marlborough", Wikipedia https://en.wikipedia.org/wiki/John_Spencer-Churchill,_11th_Duke_of_Marlborough. Hereinafter cited as "John Spencer-Churchill, 11th Duke of Marlborough".
- [S19422] "Tina Onassis Niarchos", Wikipedia https://en.wikipedia.org/wiki/Tina_Onassis_Niarchos. Hereinafter cited as "Tina Onassis Niarchos".
- [S19423] "Aristotle Onassis", Wikipedia https://en.wikipedia.org/wiki/Aristotle_Onassis. Hereinafter cited as "Aristotle Onassis".
- [S19426] "Laura Spencer-Churchill, Duchess of Marlborough", Wikipedia https://en.wikipedia.org/wiki/Laura_Spencer-Churchill,_Duchess_of_Marlborough. Hereinafter cited as "Laura Spencer-Churchill, Duchess of Marlborough".
- [S19427] "Lord Ivor Spencer-Churchill", Wikipedia https://en.wikipedia.org/wiki/Lord_Ivor_Spencer-Churchill. Hereinafter cited as "Lord Ivor Spencer-Churchill".
- [S19428] Death Notice - James K. Campbell, Davison Funeral Home, Kensington, Prince County, Prince Edward Island, Canada.
- [S19429] "Gladys Spencer-Churchill, Duchess of Marlborough", Wikipedia https://en.wikipedia.org/wiki/Gladys_Spencer-Churchill,_Duchess_of_Marlborough. Hereinafter cited as "Gladys Spencer-Churchill, Duchess of Marlborough".
- [S19431] "Lily Spencer-Churchill, Duchess of Marlborough", Wikipedia https://en.wikipedia.org/wiki/Lily_Spencer-Churchill,_Duchess_of_Marlborough. Hereinafter cited as "Lily Spencer-Churchill, Duchess of Marlborough".
- [S19432] "Lord Charles Spencer-Churchill", Wikipedia https://en.wikipedia.org/wiki/Lord_Charles_Spencer-Churchill. Hereinafter cited as "Lord Charles Spencer-Churchill".
- [S19433] "Lord Randolph Churchill", Wikipedia https://en.wikipedia.org/wiki/Lord_Randolph_Churchill. Hereinafter cited as "Lord Randolph Churchill".
- [S19434] "Jack Churchill (1880–1947)", Wikipedia https://en.wikipedia.org/wiki/Jack_Churchill_(1880%E2%80%931947). Hereinafter cited as "Jack Churchill (1880–1947)".
- [S19435] "John Spencer-Churchill (artist)", Wikipedia https://en.wikipedia.org/wiki/John_Spencer-Churchill_(artist). Hereinafter cited as "John Spencer-Churchill (artist)".
- [S19436] "Francis Spencer, 1st Baron Churchill", Wikipedia https://en.wikipedia.org/wiki/Francis_Spencer,_1st_Baron_Churchill. Hereinafter cited as "Francis Spencer, 1st Baron Churchill".
- [S19437] "Francis Spencer, 2nd Baron Churchill", Wikipedia https://en.wikipedia.org/wiki/Francis_Spencer,_2nd_Baron_Churchill. Hereinafter cited as "Francis Spencer, 2nd Baron Churchill".
- [S19438] "Victor Spencer, 1st Viscount Churchill", Wikipedia https://en.wikipedia.org/wiki/Victor_Spencer,_1st_Viscount_Churchill. Hereinafter cited as "Victor Spencer, 1st Viscount Churchill".
- [S19439] "John Stewart, 7th Earl of Galloway", Wikipedia https://en.wikipedia.org/wiki/John_Stewart,_7th_Earl_of_Galloway. Hereinafter cited as "John Stewart, 7th Earl of Galloway".
- [S19440] "Lord Henry Spencer", Wikipedia https://en.wikipedia.org/wiki/Lord_Henry_Spencer. Hereinafter cited as "Lord Henry Spencer".
- [S19441] "William Robert Spencer", Wikipedia https://en.wikipedia.org/wiki/William_Robert_Spencer. Hereinafter cited as "William Robert Spencer".
- [S19442] "Aubrey Spencer", Wikipedia https://en.wikipedia.org/wiki/Aubrey_Spencer. Hereinafter cited as "Aubrey Spencer".
- [S19443] "George Spencer (bishop)", Wikipedia https://en.wikipedia.org/wiki/George_Spencer_(bishop). Hereinafter cited as "George Spencer (bishop)".
- [S19444] "Elizabeth Herbert, Countess of Pembroke", Wikipedia https://en.wikipedia.org/wiki/Elizabeth_Herbert,_Countess_of_Pembroke. Hereinafter cited as "Elizabeth Herbert, Countess of Pembroke".
- [S19445] "George Herbert, 11th Earl of Pembroke", Wikipedia https://en.wikipedia.org/wiki/George_Herbert,_11th_Earl_of_Pembroke. Hereinafter cited as "George Herbert, 11th Earl of Pembroke".
- [S19446] "Elizabeth Herbert, Baroness Herbert of Lea", Wikipedia https://en.wikipedia.org/wiki/Elizabeth_Herbert,_Baroness_Herbert_of_Lea. Hereinafter cited as "Elizabeth Herbert, Baroness Herbert of Lea".
- [S19447] "Catherine Murray, Countess of Dunmore", Wikipedia https://en.wikipedia.org/wiki/Catherine_Murray,_Countess_of_Dunmore. Hereinafter cited as "Catherine Murray, Countess of Dunmore".
- [S19448] "Sidney Herbert, 1st Baron Herbert of Lea", Wikipedia https://en.wikipedia.org/wiki/Sidney_Herbert,_1st_Baron_Herbert_of_Lea. Hereinafter cited as "Sidney Herbert, 1st Baron Herbert of Lea".
- [S19449] "Catherine Herbert, Countess of Pembroke", Wikipedia https://en.wikipedia.org/wiki/Catherine_Herbert,_Countess_of_Pembroke. Hereinafter cited as "Catherine Herbert, Countess of Pembroke".
- [S19450] "Robert Herbert, 12th Earl of Pembroke", Wikipedia https://en.wikipedia.org/wiki/Robert_Herbert,_12th_Earl_of_Pembroke. Hereinafter cited as "Robert Herbert, 12th Earl of Pembroke".