Send them this handbook from NIST! :) Section 2 covers all of the customary measurements, some with names hardly anyone knows (Apothecaries Units? Gunter's Chai

Send them this handbook from NIST! :) Section 2 covers all of the customary measurements, some with names hardly anyone knows (Apothecaries Units? Gunter's Chain Units?) https://www.nist.gov/system/files/documents/pml/wmd/pubs/2016/02/18/appc-16-hb44-final.pdf https://www.nist.gov/system/files/documents/pml/wmd/pubs/201...