schematics for an advanced pistol sight assembly, aka schematics for an advanced pistol sight assembly, schematics, advanced, pistol, sight, and assembly
Instructions for creating the sighting system for an advanced pistol weapon.
It tells you how to make an advanced pistol sight assembly with the following components:
1 - short steel pipe
2 - steel pipe caps
3 - diamonds
Making this would take some familiarity with craft, some familiarity with pistols, and decent familiarity with brains.
In the upper right corner is a note: 'First discovered by Dr. Zaylin.'
It weighs about 100 grams. It is a electromechanical schematic. You think it might fetch about $2 on the market.