
When the pencil lines of the drawing or drawing close to each other — the usual eraser, it is difficult to remove the erroneous one so as not to damage the adjacent correct. But this operation will be virtually the exact jewelry and if a thin slice of gum to hold in the “beak” of the spring: simple and convenient.
Recommend to read
THE TABLE… ON THE WALL
Desk need and first grade, and academician, not to mention students, engineers, programmers and many other "sedentary" professions. Those that are industrially produced, as a rule,...
Ka-26
Multi-purpose helicopter Ka-26 made according to the coaxial scheme with two-keel plumage in the form of a flying chassis. Two engines placed in nacelles on the sides of the fuselage....