Before 1913, you could legally mail a baby.

Before 1913, you could legally mail a baby.

In the early days of U.S. parcel service, there weren't clear guidelines about what you could and couldn't mail. In January 1913, one Ohio couple took advantage of the U.S. Postal Service's new parcel service to make a very special delivery: their infant son.

In 1913, it was legal to mail children," the Facebook post says, among other things. The post includes photographs of a couple of "mailed" children.

The use of motorcycles to deliver mail peaked in the 1920s; after that, they were replaced with four-wheel automobiles and trucks with more space to hold letters and packages.

Postal laws and regulations define the procedures that postal authorities and is also called postal law. ... Non UPU members have their own Postal law. Generally, in the international postal relations, UPU act is maintained, but in domestic service, every Postal Authority follows local laws.

Postal Inspectors investigate any crime with a nexus to the mail. These crimes include mail theft, mail fraud, financial fraud, identity theft, robberies and burglaries of postal facilities, assaults and threats on postal employees, investigations of dangerous and prohibited mails, narcotics, cybercrime and much more.

The Postal Service's USO includes a requirement to provide mail services to everyone, regardless of where they live, and for at least one mail product, at a uniform price. ... But frequency of delivery is the only obligation that is clearly articulated in the Postal Service's current USO.