A document. Tetran No. 1 for work on arithmetic of pupil 3 "a" of secondary school No. 13 of Trubakov of Vladimir
A student's Tetradi is in the soft whole cover of the greenish colour. Ten cells in a cage and a cover are assembled into two metal staples, on the left side. On the front of the cover, in the middle, a rectangular wavy border with the printing line and the inscription "TETRTO". The graphs are filled with purple ink. On the back of the cover the table of solubility of salts and bases in water, a number of activity of metals is printed. At the bottom, the triangular logo of the factory, the inscr
Creation time: 1960-е yy.
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