Sources
- The Ladder (maganize) - Wikipedia
- The Ladder | ONE Archives
- Daughters of Bilitis - Wikipedia
- The Daughters of Bilitis - LGBTQIA+ Studies: A Resource Guide
- Daughters of Bilitis | American organization | Britannica
- Sappho | Biography & Facts | Britannica
- Daughters of Bilitis (glbtqarchive.com)
- No Secret Anymore: The Times of Del Martin & Phyllis Lyon
- Mattachine Review | Encyclopedia.com
- Mattachine Society - Wikipedia
- Mattachine Review | Encyclopedia.com
- The Mattachine Society - LGBTQIA+ Studies: A Resource Guide
- One, Inc. v. Olesen - Wikipedia
- ONE, Inc. - Wikipedia