schematic for a pair of binoculars, aka schematic for a pair of binoculars, binoculars, and binocs
A complicated diagram.
It tells you how to make a pair of binoculars with the following components:
6 - quartz lenses
2 - bricks of quick-mold plastic
1 - short steel pipe
Making this would take some familiarity with craft.
In the upper right corner is a note: 'First discovered by Dr. Rade.'
It weighs about 100 grams. It is a electromechanical schematic. You have no idea what it might be worth.