✍️ The Challenges of Writing in Space
｢ While the Soviets used grease pencils, NASA astronauts participating in Gemini missions in the early 1960s used mechanical pencils made by Houston-based Tycam Engineering Manufacturing. These implements, while they worked in space, came at a price of $128.89 per pencil ｣
https://nautil.us/the-challenges-of-writing-in-space-1282731
