Computer History: Tour of the St. Louis Federal Reserve showing high speed check processing automation, bank processes, and a brief look at its IBM data center, women and men running computer systems, computer operations and equipment. The narrator explains the working of a Federal Reserve Bank in basic terms. A good overview of the check processes from a high level view. This is about 32 years ago. It would be interesting to see a tour today.
Runs 12 mins. (Produced by the St. Louis Fed. 1989)

Tour of the Former Boston Computer Museum
   • 1985 Boston Computer Museum Tour (TCM...  

Also, there is a Museum near the St. Louis Fed, and they have a web site here:
https://www.stlouisfed.org/inside-the...

Fraser: Economic History (research and documents)
https://fraser.stlouisfed.org/