does anyone know anything about them?i dont know where to find their bv's or even know if they can be worth something to someone.I have 24 of them and are as follow(no #'s on the cards)lmk f interested in them

cris collinsworth-bengals
jack rudnay-chiefs
fred smerlas-bills
tommy kramer-vikings
gifford nielsen-oilers
pat McInally-bengals
joe Senser-vikings
john stallworth-steelers
franco harris-steelers
ottis anderson-cardinals
billy joe DuPree-cowboys
steve bartkowski-falcons
david hill-lions
mike pruitt-browns
eric hipple-loins
frank lewis-bills
mel grey-cardinals
brian sipe-browns
robert brazile-oilers
william andrews-falcons
art hill-chiefs
ken anderson-bengals
tony dorsett-cowboys
harvey martin-cowboys