The All-New X-Men battle the Sentinels in outer space!  The X-Men struggle to escape from the Sentinels as solar 

flares erupt!  The original X-Men appear at the close!  Lead-up to 100th issue! 

 

One owner comic.  Bought it at a drug store in 1976!  47 years old!

Comics Price Guide values this comic at $200.00