I wouldn't want to change important parts of history unless I had one of Farnsworth's "what if..." machines. Soooo... yeah, I'd send my past self the winning numbers of some lottery with a really smurfing huge jackpot.
everything is wrapped in gray
i'm focusing on your image
can you hear me in the void?
Make several copies of Theodore Roosevelt, and freeze them until such a time as they are needed.
Face
ส็็็็็็็็็็็็็็็็็็็็็็็็็༼ ຈل͜ຈ༽ส้้้้้้้้้้้้้้้้้้้้้้้
Teddy Roosevelt is always needed.