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Pens and Pencils | Reviews and Data

Fountain Pen Cartridge Guide

In theory, using a fountain pen cartridges should be easy — you insert one into your pen and you start writing. In practice, they are rather confusing. Some cartridges only work on one brand of pen, some work on lots of pens… and they all look alike! Cartridges are rarely labeled well and the downside of messing up a cartridge installation can be a broken pen (bad) or a leaky cartridge (often worse).

This guide will answer most common fountain pen cartridge questions as well help you visually identify which cartridge is which.

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Paper and Notebook Sizes Explained

Moleskine Notebook

Paper and notebook sizes are an unfortunately confusing thing. You just want some printer paper or a new notebook, and instead you are choosing between “A4” and “B5” and a slew of other sizes that mean nothing to you. Maybe you are better off switching to numbers, like “8.5 by 11” but we’ve all made the mistake of ordering legal paper when we meant to get normal copy paper!

This guide should help you sort out all your loose leaf paper and notebook size problems.

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