Wild West Magazine - On June 13, 1920, the U.S. Postmaster General prohibited the mailing of children through Parcel Post. It wasn't really all that common a practice, but it did happen
The Philadelphia Inquirer from Philadelphia, Pennsylvania on November 5, 1943 · Page 9
Vintage 1950 Black Lace Over Sheer Nylon Blousesweetheart - Etsy