Ohio Historical Society's web-page on them lists a date of 1830
Also they were deaccessioned in 2007!
If you want to see the listing (sans pictures) try clicking this link
Also the child's corset Is dated to 1831
"According to the donor, the item was brought from England to the United States around 1831."
try this link
I did not find the Missouri Historical Society stays on their website
So please consider