Editing Inch (section)

===Continental inches===
{{Main|Roman inch|French inch}}
Before the adoption of the metric system, several European countries had customary units whose name translates into "inch". The French ''[[pouce]]'' measured roughly 27.0&nbsp;mm, at least when applied to describe the calibre of artillery [[Cannon|pieces]]. The [[Dutch units of measurement|Amsterdam foot]] (''voet'') consisted of 11 Amsterdam inches (''duim''). The Amsterdam foot is about 8% shorter than an English foot.<ref>*{{cite book
|url = {{google book|id=XYVbAAAAQAAJ|page=166|plain-url=yes}}
|title = Allereerste Gronden der Cijferkunst
|first = Jacob
|last = de Gelder
|location = The Hague <!-- Dutch: 's Gravenhage and Amsterdam -->
|language = nl
|year = 1824
|pages = 166
|publisher = de Gebroeders van Cleef
|trans-title=Introduction to Numeracy
|access-date = 10 April 2022}}
</ref>