Hellfire103based on a true story
ChaoticNeutralCzechDIN for the win
The font, not the institution as the standards are fucking expensive
macnielThe DIN A Paper format is magical though. (Here CGP Gray video link)
There are actually B, C and D formats with the same properties, just scaled up or down slightly if you need something in between. (Later, C and D were removed because very few people used the quarter-steps.)