Thanks to Todd Metzler today!
The Library of Congress has a fabulous on line map collection available for download. I could spend hours on this site.
https://www.loc.gov/resource/g3734m.pm002465/
Search for George E. Norris will turn up many old maps of Maine cities and towns.
I also found an 1855 railroad map with great detail.
Enjoy!
Joe
Joseph Young
Maine Office of GIS, Administrative Director
Maine Library of Geographic Information, Executive Director
SHS 145
[log in to unmask],-69.802412,822m/data=!3m2!1e3!4b1!4m2!3m1!1s0x4cb206d051eb934d:0x1075539d44caa8f0!6m1!1e1C:/Users/joseph.young.SOM/Documents/ArcGIS">51
Commerce Drive
Augusta, Maine 04333-0145
VP/Cell: 207-624-2664