The archive includes patterns (unfolds) and comprehensive assembly diagrams (схемы сборки) required to build the model from cardboard or paper.
A standout feature of this particular download is that it provides a designed specifically for DIY papercrafting.
Малый фрегат «Орел» (Левша 3/2001) из бумаги - Only-paper
By downloading the .rar file, hobbyists gain access to a "vintage" design that may no longer be available in print, allowing it to be printed on any weight of paper desired. Context of "Levsha" Magazine
While it is made of paper, the magazine's templates are engineered for professional-grade hobbyists, often featuring tiny details and sometimes even surface-reverse printing for a more realistic finish.