Wikipedia, engl.
https://en.wikipedia.org/wiki/Louisa_Boyd_Yeomans_King
Who's who in America 9 (1916), S. 1383
https://books.google.com/books?id=OlIlod0IyTkC&pg=PA1395
Bailey, Liberty Hyde: RUS. A biographical register of rural leadership in the United States and Canada. Ithaca 1920, S. 260
https://books.google.com/books?id=jLgaAAAAMAAJ&lpg=PA260
Currie, Emma: Mrs. Louisa Yeoman King: "The Fairy Godmother of Gardening" Alma, Michigan 1863-1948
https://www.cmich.edu/library/clarke/ResearchResources/Michigan_Material...
Birnbaum,Charles A.; Crowder, Lisa E. (Hrsg.): Pioneers of american landscape design. Washinton 1993, S. 74-76
https://archive.org/stream/pioneersofameric00nati#page/74
Distinguished women of past and present
http://www.distinguishedwomen.com/bio.php?womanid=454
Matyn, M.: Finding aid for Mrs. Francis King Collection
http://quod.lib.umich.edu/c/clarke/ehll--kingfrancis?view=text