I've got a bad reproduction image of a King Tut card on my website.
http://www.pinballrebel.com/pinball/cards/cards/Unused_cards/Bally_King_Tut_repro.jpg
And two images for the King Rex instruction cards.
http://www.pinballrebel.com/pinball/cards/cards/Unused_cards/Bally_King_Rex_REX-ADD.jpg
http://www.pinballrebel.com/pinball/cards/cards/Unused_cards/Bally_King_Rex_REX-Points.jpg
There are several owners in the Pinball Owners Database.
Did you try to ask them too?
http://www.pinballowners.com/
I can create a reproduction file for you from those cards I have if you like.
Peter
http://www.inkochnito.nl