MatthiasWandel | A new ruler to unite inches and metric @matthiaswandel | Uploaded 5 years ago | Updated 4 days ago
A new type of ruler that combines the advantages of metric sized units and fractional inch measurements
http://woodgears.ca/misc/april_2019.html
A new type of ruler that combines the advantages of metric sized units and fractional inch measurements
http://woodgears.ca/misc/april_2019.html