Key of recordings (accord de music)

I need some help. I want to play the guitar while listening to recordings. I have trouble finding out the key the song is recorded in on the record.

Here are some songs I want to find out the key they are recorded in:

Hank Williams : Move it on over, Your Cheatin heart, Honky Tonkin

Warren Smith: Rock n Roll Ruby

Eddie Bond: Rockin Daddy, You look like a Monkey

Elvis Presley: That's all Right Mama, Blue Moon of Kentucky

Bill Riley: Red Hot

Onie wheeler: Jump right out of this jukebox

Johnny Burnette: Train Kept a rollin, Rockabilly Boogie

Bill Haley: Shake Rattle Roll

Buck Owens: Hot Dog

Roy Acuff: Night train to Memphis, Wabash cannonball

Wanda Jackson: Fujiyama mama

THANK YOU FOR YOUR HELP!!!!

Johnny Burnette: Train Kept a rollin

try here

Bill Haley: Shake Rattle Roll

try here

Billy Lee Riley - Red Hot
try here

Thanks Chris,

I will visit the website and compare the key written there with the key that the record was recorded with.