Here's mine (actually my dad's; I just put them on a board):
There is one a bit older that I let my brother have - individual numbers tacked to a board; who knows how old.
If you have any, post 'em. Even if they're just covering holes in the barn. (I've found a few that way.)
...and have dominion over the fish of the sea, and over the fowl of the air, and over every living thing that moveth upon the earth. Gen. 1:28