The printed matter can not be stenciled, mimeographed or through a hectograph process. It also must have a real office where the publication comes from that is open during normal regular hours of business. This type of mail must have a date of issue and a consecutive numbering system. Second-class mail that would be carried in a mail sack is periodical publications issued at stated intervals and is issued a minimum of four times a year.

United States Postal Service Second-class mail It apparently is also from the Greek sakkos, from Semitic (cf. It is also from Old French of sac, Spanish of saco, and Italian of sacco. It says that sakkus is probably from Greek, from an early borrowing from Latin of saccus.

This etymology dictionary also describes 'sack' as a large cloth bag.

According to Online Etymology Dictionary the etymology of 'satchel' is mid 14th century from Old French sachel from Latin of saccellum (money bag, purse) and sacculus or saccus (bag or sack).

Ī Singapore judge held that mail sacks are considered to be part of the postal system and are protected by Chinese law interference with them can be the subject of criminal prosecution.

In the United Kingdom, the term 'mail sack' is more expansive and generic, and typically involves larger bags that contain mail destined for one destination.

The various ultimate destinations of the postcards were sorted into German 'mail sacks' of that time period (1914–1918) by behind the scenes post-office troops. ĭuring World War I it was typical of German soldiers to write postcards to their family to keep in touch to let them know where they were and what they were doing. A mail pouch has special closely spaced eyelets and a strong strap to secure the top where access into the bag is closed off and locked, where a mail sack has none of these features. In contrast to a similar mailbag - referred to as a mail pouch (for more sensitive mail such as personal letters and military mail) that employs a locking mechanism on the top of the bag. A mail sack or mailsack is a mail bag used to carry large quantities of mail.ĭifferent handling and security requirements for different classes of mail is integral to the postal rate structure.Ī mail sack is not a locked bag since they need little security.

Airmail m-bags