Searching for Half dollar Booker-T and Washington Carver

Hello
I am French collector and I am searching for these coins:
https://en.numista.com/catalogue/pieces4400.html
https://en.numista.com/catalogue/pieces11591.html
I like to have one of each no matter the date.
I have a lot of silver coins to swap.

best reagards

If you can not find these, let me know, I will go and see what my local coin guy would sell them for and send them to you.