Is there a way to customize the #QGIS measuring tool to report values in chains? (1 survey chain = 66 ft)
@kgjenkins no. Is there still a real use case for this, or just for play?
@nyalld @kgjenkins I'd use the feature if it were there. We get chains in legal descriptions at least a couple times a month.
Complete EPSG distance unit mapping by adding historic distance units by nyalldawson · Pull Request #58758 · qgis/QGIS

Ensures we don't perform a lossy conversion of units from the EPSG CRS database to QGIS units

GitHub
@nyalld @jcarlson Wow, less than 8 hours from my post to your PR! Looking forward to trying this out!

Thanks again to @nyalld for adding "chains" as a distance unit in #QGIS

Today I'm using it to find and fix errors in the survey journal for the town of Ulysses that dates from 1790...