What are the only ways of communication do not use today?people: e-mail, endless SMS, faxes, a lot of social networks. It would seem that you can forget about a regular letter put in an envelope with a window (or without it) forever. But life practice shows that this type of communication is too early to be discounted. Business and personal correspondence, sending documents can not do without an old good paper envelope.
Specific shell for the transfer of securities -such definition of the envelope. His appearance at the end of the nineteenth century, mankind is obliged to the English merchant paper from Brighton - Mr. Brever. Romantic legend says that "clothes" for writing appeared because of the urgent need of some windy individuals to hide from their husbands correspondence with lovers.
Envelope with a window for postal transports appeared much later. There are holes in the form of a rectangle with rounded corners, but a rigorous geometric figure looks more aesthetically pleasing.
All packages are divided into groups according to several basic characteristics:
Despite the considerable variety, they perform one function - preservation of the contents, protection of the message from unwanted reading by third parties.
In this case, the envelope with the window is used quite widely:
The dimensions of the transparent section can be different. For the discs, the packaging is made with round inserts, almost the entire size of one side, with plastic inserts. Thanks to this, you can view the content without opening it.
For postal transports an envelope with a transparentthe window can be of different sizes. But for all the recommended size of the hole - 4,5х9 cm, and there are rules of its location on the package. They depend on the format of the envelopes with the window. Indent size (with standard window layout):
Manufacturers produce such products, whereThe hole can be located in any part of the front side. Indents from the edge of the envelope are observed in 1,5-2 cm. There are packages with large panoramic windows - they serve more for advertising purposes.
Envelope with a window is great for the massdispatch of advertising products of the company. In such envelopes, you can send business and corporate correspondence. The invitations or congratulatory messages look impressive, with colorful pictures in place of transparent windows.
The study of ancient cultures opened a curiousfact. It turns out back in the third millennium BC, people were concerned about the preservation of the secrecy of correspondence. Resourceful Assyrians thought of placing on top of the main text on a clay tablet another layer of clay, on which the recipient's name was written. Then the plate was re-fired, and it turned out a peculiar cover. The recipient broke it and could read only the addressed message to him.
Beresta in Ancient Russia served instead of paper. Messages were folded, bandaged with a ribbon with the address of the recipient.
And the concept of urgent letters was known back in the eighteenth century. For its designation small woolly feathers were placed under the seal from the wax.
In the nineteenth century, the English used for different days of the week colorful envelopes.
The form of modern postcards was proposedGerman General-Post-Director Henry von Stefan. He pointed to the inconvenience of an ordinary letter, not distinguished by simplicity and brevity. It was from his submission in 1869 that the first postcards appeared.
An envelope with a window was invented, probably by someonelazy. To write an infinite number of addresses when dispatching promotional products is a boring occupation. In addition to saving time, they are eliminated and errors in the attachment - it is simply impossible to mix up the addressee.
