Graphic scientific and technical documentation can be made on tracing paper, paper, astralon, film, cambric, blueprint. Drawings on the paper, astralon, film are not folded (for permanent storage in the state archive are transmitted in tubes).
Textual scientific and technical documentation is filed in the cover of cardboard or similarly dense material or intertwined. In one case it is allowed to include no more than 250 sheets. The thickness of the case should not exceed 5 cm. It is allowed to store cripples, blueprints and maps in folders, boxes or tubes.