: To build it, you'll need 160gsm–200gsm cardstock, a sharp hobby knife, and white PVA glue.

: If you are looking for the official download, check the "ScissorsandPlanes" section on aviation modeling forums, as these are often released as part of large collections of historical aircraft [2].

The file appears to be a digital template for a papercraft model of the Soviet Mikoyan-Gurevich MiG-3 fighter aircraft, specifically formatted for A4 paper printing.