Public domain
Bore Measuring Rod
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
About this work
Scale with a brass ruler on one side and a round wooden disc at one end. The end with the disc is rounded to follow the bottom of the cannon chamber. The ruler is divided at the other end into 100 cm.
Rijksmuseum, Amsterdam’s own descriptionCredit lineBore Measuring Rod. 1843. Rijkswerf Fijenoord. Rijksmuseum, Amsterdam. Public domain.
