NG&SLG has plans in the Jan/Feb 2022 issue. Gary
Not sure if they are 90 tons, but there are also some links to pictures at the bottom of this page:
https://www.steamlocomotive.com/locobase.php?country=USA&wheel=2-8-2&railroad=smv#photos
Dimensions of drivers etc. on the main page. Cute little engines!
Simon
I'm uncertain, but there might be some info HERE.
Wayne
are there any plans for the baldwin 90 ton 2-8-2 steam locomotive? Gary