I hadn't seen it before, but it seems to be pretty common for French-ruled paper...

		sp332 on March 12, 2018 \| parent \| context \| favorite \| on: Compressing and enhancing hand-written notes (2016... I hadn't seen it before, but it seems to be pretty common for French-ruled paper. https://getfrenchbox.com/what-is-french-ruled-paper-seyes-sc...