https://en.wikipedia.org/wiki/Apportionment_Act_of_1792

https://en.wikipedia.org/wiki/Reapportionment_Act_of_1929

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

https://en.wikipedia.org/wiki/2020_United_States_Census

https://www.npr.org/2019/03/31/707899218/what-you-need-to-know-about-the-2020-census

https://www.census.gov/programs-surveys/decennial-census/2020-census.html

https://en.wikipedia.org/wiki/1st_United_States_Congress

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