Folding Boxwood Ruler by Rabone & Sons from the 1930s-1950s

For sale is a good quality vintage boxwood folding ruler with hinges by Rabone & Sons of Birmingham.  

The folding ruler likely originates from the late 1930s to mid-1950s.

When opened fully the ruler measures 60cm (24 inch).

It is marked however it still opens and closes smoothly.  It has the maker's mark on there too.

Stock code - C008