https://www.wilsoncenter.org/sites/default/files/brief_history_congressional_reform_efforts.pdf

https://constitutioncenter.org/blog/the-filibuster-that-almost-killed-the-civil-rights-act/

https://www.rules.senate.gov/rules-of-the-senate

https://en.wikipedia.org/wiki/Seniority_in_the_United_States_Senate

https://energycommerce.house.gov/about-ec/membership

https://en.wikipedia.org/wiki/Henry_Clay#Speaker_of_the_House

https://en.wikipedia.org/wiki/House_Un-American_Activities_Committee

https://en.wikipedia.org/wiki/Personal_Rule

https://homeland.house.gov/about/committee-history

https://www.archives.gov/legislative/features/civil-rights-1964/senate-roll-call.html