schematics for a lasblaster, aka schematics for a lasblaster, schematics, lasblaster, las, and blaster

Laminated engineering documents following the creation of a hand-operated laser emitting device.

It tells you how to make a lasblaster with the following components:
1 - advanced pistol sight assembly
1 - advanced pistol weapon assembly
1 - firearm trigger assembly
1 - laser focusing array
Making this would take serious expertise in craft, good familiarity with pistols, and expertise in science.
In the upper right corner is a note: 'First discovered by Dr. Dr.Crowley.'

It weighs about 100 grams. It is a gun schematic. You think it might fetch about $2 on the market.