It is believed these maps came from the Library of Congress. These are Sanborn Maps from 1886. I took a screenshot of the maker’s mark.
The Maps
Map 1
To download the full-size image: https://panahistorymuseum.org/wp-content/uploads/2022/07/sanborn_pana-1886-02081_1886-0001.jpg
Map 2
To download the full-size mage: https://panahistorymuseum.org/wp-content/uploads/2022/07/sanborn-pana-886-02081_1886-0002.jpg