The "university club's" look like they need some digs…
I bet S&B are connected somehow.
https://uclub.org/
https://www.universityclubny.org/
https://www.universityclubdc.com/
They look to be independent but all have the same elitist membership requirement and seem to be located all over the place…
That time Hillary Clinton was kicked out of University Club
https://pagesix.com/2016/06/08/that-time-hillary-clinton-was-kicked-out-of-university-club/
These UC go way back too… some of the rules are a bit extreme as well.
This document is considered our 'Birth Certificate". It was signed by California's Secretary of State on August 8, 1890 and certifies our first Board of Directors election and the approval and filing of our Articles of Incorporation.
https://www.uclubsf.org/About-The-Club/History.aspx