STEEL ENGRAVING — engraved pattern on the steel plate, manual. Widely used in the manufacture of cliche originals for metallography and letterpress printing in many countries. In the USSR with the use of steel Engraving was printed in the years 1927-60 postage stamps of high denominations (e.g., issue of 1944, "Orders of the USSR" — No. 902-905).
Postage stamps of the USSR (steel engraving)
STREET post office — institution street address Russia in the 18th century, in charge of the relationship with the provincial cities.
SUBSCRIPTION BOX— special box for collection of correspondence is assigned a specific person or organization. Located on the enterprise mail service and has a corresponding number.
SUBSUMER — a special ruler to measure the size of zubtsovki (perforation). Made of cardboard, metal or transparent materials (thick film, glass) by applying them to the templates and size designations. Way to measure zubtsovki by the number of holes in 2 cm along the edge of the brand was offered in 1866 by the French philatelist A. Legrand. In 1880 Legrand invented and 3убцемер. Now 3убцемеры have black patterns (2 cm), repeating the shape and dimensions of zubtsovo, or black circles and lines on white background or white on dark; or converging thin straight lines. There are 3убцемеры accurate to 1/4 barb. Soviet 3убцемеры were made rounded to 1/2 barb. Typically specified sizes from 7 to 16 1/2.
Subsumer
SUPPLEMENT:
1. Amount recoverable from the recipient doplatok postage. Established in accordance with the postal tariffs. The amount of this fee is specified either by using special doplatok stamp or doplatek brands.
2. The text on doplata stamps of the USSR 1923-25 years.