Captain America and The Falcon #173 (1974)

"The Sins of the Secret Empire!" Script by Steve Englehart. Pencils by Sal Buscema. Inks by Vince Colletta. Cover by Gil Kane (pencils), John Romita Sr. (layouts), and Frank Giacoia.

In the hills outside Nashville, Captain America joins forces with the X-Men! And their first foe is...Nick Fury and SHIELD!  They elude SHIELD with help from Cyclops and Marvel Girl, and then Professor X tells them about the Secret Empire! Cap is stunned to hear that the empire is conspiring to capture mutants across the country, so he and the professor develop a course of action...that will send Steve Rogers and Sam Wilson deep into the lair of the Secret Empire!

Guest-starring the X-Men.  The Marvel Value Stamp Series A #61 The Red Ghost by Jack Kirby was removed. Fair condition.