When the U.S. Postal Service began accepting parcels in 1913, people sent all kinds of items including children. The practice was formally outlawed by the Post Office Department in 1915.
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Previously:
https://www.homemadetools.net/forum/...805#post159941
https://www.homemadetools.net/forum/...392#post161918
https://www.homemadetools.net/forum/...229#post150045
https://www.homemadetools.net/forum/...366#post173306
https://www.homemadetools.net/forum/...781#post133201