Three Alien Series Laserdiscs.  Each one is sold separately.
 
Alien. 1979. Stereo Extended Play  CBS Fox Video.  One laserdisc; double-sided.  The laserdisc is in very good condition.  There is minor wear on the cover. 
 
Aliens.  1986.  Stereo Extended Play. CBS Fox Video..   Two laserdiscs, three sides.  The laserdisc is in very good condition.  Minor wear on the cover, mainly on the bottom edge.  
 
Alien 3.  1992. Stero Extended Play.  Special Widescreen Edition.  Digital Sound.  Fox Video.  One two-sided laserdisc.  The laserdisc is in very good condition.  Minor wear on the cover.