Beneath Ceaseless Skies - The Book of How to Live by Rose Lemberg
Zilpit-nai-Rinah hit steel against tinder, harder than she’d intended. Her lantern, unreliable and imperfect though it was, would provide enough light for her purpose. She pulled out a pen, her own clever mechanical design that allowed ink to be stored in a small cartridge equipped with a pumping mechanism. She’d used her jeweler’s tools to construct it—more useful than jewelry perhaps, though she had no intention of selling it at market.